| /* |
| * Copyright (C) 2008, 2009, 2011 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "bindings/core/v8/WindowProxy.h" |
| |
| #include "bindings/core/v8/DOMWrapperWorld.h" |
| #include "bindings/core/v8/ScriptController.h" |
| #include "bindings/core/v8/V8Binding.h" |
| #include "bindings/core/v8/V8DOMActivityLogger.h" |
| #include "bindings/core/v8/V8Document.h" |
| #include "bindings/core/v8/V8GCForContextDispose.h" |
| #include "bindings/core/v8/V8HTMLCollection.h" |
| #include "bindings/core/v8/V8HTMLDocument.h" |
| #include "bindings/core/v8/V8HiddenValue.h" |
| #include "bindings/core/v8/V8Initializer.h" |
| #include "bindings/core/v8/V8ObjectConstructor.h" |
| #include "bindings/core/v8/V8PagePopupControllerBinding.h" |
| #include "bindings/core/v8/V8Window.h" |
| #include "core/frame/LocalFrame.h" |
| #include "core/frame/csp/ContentSecurityPolicy.h" |
| #include "core/html/DocumentNameCollection.h" |
| #include "core/html/HTMLCollection.h" |
| #include "core/html/HTMLIFrameElement.h" |
| #include "core/inspector/InspectorInstrumentation.h" |
| #include "core/inspector/MainThreadDebugger.h" |
| #include "core/loader/DocumentLoader.h" |
| #include "core/loader/FrameLoader.h" |
| #include "core/loader/FrameLoaderClient.h" |
| #include "platform/Histogram.h" |
| #include "platform/RuntimeEnabledFeatures.h" |
| #include "platform/ScriptForbiddenScope.h" |
| #include "platform/TraceEvent.h" |
| #include "platform/heap/Handle.h" |
| #include "platform/weborigin/SecurityOrigin.h" |
| #include "public/platform/Platform.h" |
| #include "wtf/Assertions.h" |
| #include "wtf/OwnPtr.h" |
| #include "wtf/StringExtras.h" |
| #include "wtf/text/CString.h" |
| #include <algorithm> |
| #include <utility> |
| #include <v8-debug.h> |
| #include <v8.h> |
| |
| namespace blink { |
| |
| static void checkDocumentWrapper(v8::Local<v8::Object> wrapper, Document* document) |
| { |
| ASSERT(V8Document::toImpl(wrapper) == document); |
| } |
| |
| WindowProxy* WindowProxy::create(v8::Isolate* isolate, Frame* frame, DOMWrapperWorld& world) |
| { |
| return new WindowProxy(frame, &world, isolate); |
| } |
| |
| WindowProxy::WindowProxy(Frame* frame, PassRefPtr<DOMWrapperWorld> world, v8::Isolate* isolate) |
| : m_frame(frame) |
| , m_isolate(isolate) |
| , m_world(world) |
| { |
| } |
| |
| WindowProxy::~WindowProxy() |
| { |
| // clearForClose() or clearForNavigation() must be invoked before destruction starts. |
| ASSERT(!isContextInitialized()); |
| } |
| |
| DEFINE_TRACE(WindowProxy) |
| { |
| visitor->trace(m_frame); |
| } |
| |
| void WindowProxy::disposeContext(GlobalDetachmentBehavior behavior) |
| { |
| if (!isContextInitialized()) |
| return; |
| |
| v8::HandleScope handleScope(m_isolate); |
| v8::Local<v8::Context> context = m_scriptState->context(); |
| if (m_frame->isLocalFrame()) { |
| LocalFrame* frame = toLocalFrame(m_frame); |
| // The embedder could run arbitrary code in response to the willReleaseScriptContext callback, so all disposing should happen after it returns. |
| frame->loader().client()->willReleaseScriptContext(context, m_world->worldId()); |
| MainThreadDebugger::instance()->contextWillBeDestroyed(m_scriptState.get()); |
| } |
| |
| m_document.clear(); |
| |
| if (behavior == DetachGlobal) |
| m_scriptState->detachGlobalObject(); |
| |
| m_scriptState->disposePerContextData(); |
| |
| // It's likely that disposing the context has created a lot of |
| // garbage. Notify V8 about this so it'll have a chance of cleaning |
| // it up when idle. |
| V8GCForContextDispose::instance().notifyContextDisposed(m_frame->isMainFrame()); |
| } |
| |
| void WindowProxy::clearForClose() |
| { |
| if (!isContextInitialized()) |
| return; |
| |
| disposeContext(DoNotDetachGlobal); |
| } |
| |
| void WindowProxy::clearForNavigation() |
| { |
| if (!isContextInitialized()) |
| return; |
| |
| ScriptState::Scope scope(m_scriptState.get()); |
| |
| disposeContext(DetachGlobal); |
| } |
| |
| v8::Local<v8::Object> WindowProxy::globalIfNotDetached() |
| { |
| if (!isContextInitialized()) |
| return v8::Local<v8::Object>(); |
| ASSERT(m_scriptState->contextIsValid()); |
| ASSERT(m_global == m_scriptState->context()->Global()); |
| return m_global.newLocal(m_isolate); |
| } |
| |
| v8::Local<v8::Object> WindowProxy::releaseGlobal() |
| { |
| ASSERT(!isContextInitialized()); |
| // If a ScriptState was created, the context was initialized at some point. |
| // Make sure the global object was detached from the proxy by calling clearForNavigation(). |
| if (m_scriptState) |
| ASSERT(m_scriptState->isGlobalObjectDetached()); |
| v8::Local<v8::Object> global = m_global.newLocal(m_isolate); |
| m_global.clear(); |
| return global; |
| } |
| |
| void WindowProxy::setGlobal(v8::Local<v8::Object> global) |
| { |
| m_global.set(m_isolate, global); |
| |
| // Initialize the window proxy now, to re-establish the connection between |
| // the global object and the v8::Context. This is really only needed for a |
| // RemoteDOMWindow, since it has no scripting environment of its own. |
| // Without this, existing script references to a swapped in RemoteDOMWindow |
| // would be broken until that RemoteDOMWindow was vended again through an |
| // interface like window.frames. |
| initializeIfNeeded(); |
| } |
| |
| // Create a new environment and setup the global object. |
| // |
| // The global object corresponds to a DOMWindow instance. However, to |
| // allow properties of the JS DOMWindow instance to be shadowed, we |
| // use a shadow object as the global object and use the JS DOMWindow |
| // instance as the prototype for that shadow object. The JS DOMWindow |
| // instance is undetectable from JavaScript code because the __proto__ |
| // accessors skip that object. |
| // |
| // The shadow object and the DOMWindow instance are seen as one object |
| // from JavaScript. The JavaScript object that corresponds to a |
| // DOMWindow instance is the shadow object. When mapping a DOMWindow |
| // instance to a V8 object, we return the shadow object. |
| // |
| // To implement split-window, see |
| // 1) https://bugs.webkit.org/show_bug.cgi?id=17249 |
| // 2) https://wiki.mozilla.org/Gecko:SplitWindow |
| // 3) https://bugzilla.mozilla.org/show_bug.cgi?id=296639 |
| // we need to split the shadow object further into two objects: |
| // an outer window and an inner window. The inner window is the hidden |
| // prototype of the outer window. The inner window is the default |
| // global object of the context. A variable declared in the global |
| // scope is a property of the inner window. |
| // |
| // The outer window sticks to a LocalFrame, it is exposed to JavaScript |
| // via window.window, window.self, window.parent, etc. The outer window |
| // has a security token which is the domain. The outer window cannot |
| // have its own properties. window.foo = 'x' is delegated to the |
| // inner window. |
| // |
| // When a frame navigates to a new page, the inner window is cut off |
| // the outer window, and the outer window identify is preserved for |
| // the frame. However, a new inner window is created for the new page. |
| // If there are JS code holds a closure to the old inner window, |
| // it won't be able to reach the outer window via its global object. |
| bool WindowProxy::initializeIfNeeded() |
| { |
| if (isContextInitialized()) |
| return true; |
| |
| return initialize(); |
| } |
| |
| bool WindowProxy::initialize() |
| { |
| TRACE_EVENT0("v8", "WindowProxy::initialize"); |
| TRACE_EVENT_SCOPED_SAMPLING_STATE("blink", "InitializeWindow"); |
| |
| ScriptForbiddenScope::AllowUserAgentScript allowScript; |
| |
| v8::HandleScope handleScope(m_isolate); |
| |
| createContext(); |
| |
| if (!isContextInitialized()) |
| return false; |
| |
| ScriptState::Scope scope(m_scriptState.get()); |
| v8::Local<v8::Context> context = m_scriptState->context(); |
| if (m_global.isEmpty()) { |
| m_global.set(m_isolate, context->Global()); |
| if (m_global.isEmpty()) { |
| disposeContext(DoNotDetachGlobal); |
| return false; |
| } |
| } |
| |
| if (!setupWindowPrototypeChain()) { |
| disposeContext(DoNotDetachGlobal); |
| return false; |
| } |
| |
| SecurityOrigin* origin = 0; |
| if (m_world->isMainWorld()) { |
| // ActivityLogger for main world is updated within updateDocument(). |
| updateDocument(); |
| origin = m_frame->securityContext()->getSecurityOrigin(); |
| // FIXME: Can this be removed when CSP moves to browser? |
| ContentSecurityPolicy* csp = m_frame->securityContext()->contentSecurityPolicy(); |
| context->AllowCodeGenerationFromStrings(csp->allowEval(0, ContentSecurityPolicy::SuppressReport)); |
| context->SetErrorMessageForCodeGenerationFromStrings(v8String(m_isolate, csp->evalDisabledErrorMessage())); |
| } else { |
| updateActivityLogger(); |
| origin = m_world->isolatedWorldSecurityOrigin(); |
| setSecurityToken(origin); |
| } |
| if (m_frame->isLocalFrame()) { |
| LocalFrame* frame = toLocalFrame(m_frame); |
| MainThreadDebugger::instance()->contextCreated(m_scriptState.get(), frame, origin); |
| frame->loader().client()->didCreateScriptContext(context, m_world->extensionGroup(), m_world->worldId()); |
| } |
| return true; |
| } |
| |
| void WindowProxy::createContext() |
| { |
| // FIXME: This should be a null check of m_frame->client(), but there are still some edge cases |
| // that this fails to catch during frame detach. |
| if (m_frame->isLocalFrame() && !toLocalFrame(m_frame)->loader().documentLoader()) |
| return; |
| |
| // Create a new v8::Context with the window object as the global object |
| // (aka the inner global). Reuse the global proxy object (aka the outer |
| // global) if it already exists. See the comments in |
| // setupWindowPrototypeChain for the structure of the prototype chain of |
| // the global object. |
| v8::Local<v8::ObjectTemplate> globalTemplate = V8Window::domTemplate(m_isolate, *m_world)->InstanceTemplate(); |
| if (globalTemplate.IsEmpty()) |
| return; |
| |
| // FIXME: It's not clear what the right thing to do for remote frames is. |
| // The extensions registered don't generally seem to make sense for remote |
| // frames, so skip it for now. |
| Vector<const char*> extensionNames; |
| if (m_frame->isLocalFrame()) { |
| LocalFrame* frame = toLocalFrame(m_frame); |
| // Dynamically tell v8 about our extensions now. |
| const V8Extensions& extensions = ScriptController::registeredExtensions(); |
| extensionNames.reserveInitialCapacity(extensions.size()); |
| int extensionGroup = m_world->extensionGroup(); |
| int worldId = m_world->worldId(); |
| for (const auto* extension : extensions) { |
| if (!frame->loader().client()->allowScriptExtension(extension->name(), extensionGroup, worldId)) |
| continue; |
| |
| extensionNames.append(extension->name()); |
| } |
| } |
| v8::ExtensionConfiguration extensionConfiguration(extensionNames.size(), extensionNames.data()); |
| |
| v8::Local<v8::Context> context; |
| { |
| V8PerIsolateData::UseCounterDisabledScope useCounterDisabled(V8PerIsolateData::from(m_isolate)); |
| context = v8::Context::New(m_isolate, &extensionConfiguration, globalTemplate, m_global.newLocal(m_isolate)); |
| } |
| if (context.IsEmpty()) |
| return; |
| m_scriptState = ScriptState::create(context, m_world); |
| } |
| |
| bool WindowProxy::setupWindowPrototypeChain() |
| { |
| // Associate the window wrapper object and its prototype chain with the |
| // corresponding native DOMWindow object. |
| // The full structure of the global object's prototype chain is as follows: |
| // |
| // global proxy object [1] |
| // -- has prototype --> global object (window wrapper object) [2] |
| // -- has prototype --> Window.prototype |
| // -- has prototype --> WindowProperties [3] |
| // -- has prototype --> EventTarget.prototype |
| // -- has prototype --> Object.prototype |
| // -- has prototype --> null |
| // |
| // [1] Global proxy object is as known as "outer global object". It's an |
| // empty object and remains after navigation. When navigated, points to |
| // a different global object as the prototype object. |
| // [2] Global object is as known as "inner global object" or "window wrapper |
| // object". The prototype chain between global proxy object and global |
| // object is NOT observable from user JavaScript code. All other |
| // prototype chains are observable. Global proxy object and global object |
| // together appear to be the same single JavaScript object. See also: |
| // https://wiki.mozilla.org/Gecko:SplitWindow |
| // global object (= window wrapper object) provides most of Window's DOM |
| // attributes and operations. Also global variables defined by user |
| // JavaScript are placed on this object. When navigated, a new global |
| // object is created together with a new v8::Context, but the global proxy |
| // object doesn't change. |
| // [3] WindowProperties is a named properties object of Window interface. |
| |
| DOMWindow* window = m_frame->domWindow(); |
| const WrapperTypeInfo* wrapperTypeInfo = window->wrapperTypeInfo(); |
| |
| v8::Local<v8::Context> context = m_scriptState->context(); |
| // The global proxy object. Note this is not the global object. |
| v8::Local<v8::Object> globalProxy = context->Global(); |
| // The global object, aka window wrapper object. |
| v8::Local<v8::Object> windowWrapper = globalProxy->GetPrototype().As<v8::Object>(); |
| windowWrapper = V8DOMWrapper::associateObjectWithWrapper(m_isolate, window, wrapperTypeInfo, windowWrapper); |
| // The prototype object of Window interface. |
| v8::Local<v8::Object> windowPrototype = windowWrapper->GetPrototype().As<v8::Object>(); |
| RELEASE_ASSERT(!windowPrototype.IsEmpty()); |
| V8DOMWrapper::setNativeInfo(windowPrototype, wrapperTypeInfo, window); |
| // The named properties object of Window interface. |
| v8::Local<v8::Object> windowProperties = windowPrototype->GetPrototype().As<v8::Object>(); |
| RELEASE_ASSERT(!windowProperties.IsEmpty()); |
| V8DOMWrapper::setNativeInfo(windowProperties, wrapperTypeInfo, window); |
| |
| // TODO(keishi): Remove installPagePopupController and implement |
| // PagePopupController in another way. |
| V8PagePopupControllerBinding::installPagePopupController(context, windowWrapper); |
| return true; |
| } |
| |
| void WindowProxy::updateDocumentWrapper(v8::Local<v8::Object> wrapper) |
| { |
| ASSERT(m_world->isMainWorld()); |
| m_document.set(m_isolate, wrapper); |
| } |
| |
| void WindowProxy::updateDocumentProperty() |
| { |
| if (!m_world->isMainWorld()) |
| return; |
| |
| if (m_frame->isRemoteFrame()) { |
| return; |
| } |
| |
| ScriptState::Scope scope(m_scriptState.get()); |
| v8::Local<v8::Context> context = m_scriptState->context(); |
| LocalFrame* frame = toLocalFrame(m_frame); |
| v8::Local<v8::Value> documentWrapper = toV8(frame->document(), context->Global(), context->GetIsolate()); |
| if (documentWrapper.IsEmpty()) |
| return; |
| ASSERT(documentWrapper == m_document.newLocal(m_isolate) || m_document.isEmpty()); |
| if (m_document.isEmpty()) |
| updateDocumentWrapper(v8::Local<v8::Object>::Cast(documentWrapper)); |
| checkDocumentWrapper(m_document.newLocal(m_isolate), frame->document()); |
| |
| // We also stash a reference to the document on the inner global object so that |
| // LocalDOMWindow objects we obtain from JavaScript references are guaranteed to have |
| // live Document objects. |
| V8HiddenValue::setHiddenValue(m_scriptState.get(), v8::Local<v8::Object>::Cast(context->Global()->GetPrototype()), V8HiddenValue::document(m_isolate), documentWrapper); |
| } |
| |
| void WindowProxy::updateActivityLogger() |
| { |
| m_scriptState->perContextData()->setActivityLogger(V8DOMActivityLogger::activityLogger( |
| m_world->worldId(), m_frame->isLocalFrame() && toLocalFrame(m_frame)->document() ? toLocalFrame(m_frame)->document()->baseURI() : KURL())); |
| } |
| |
| void WindowProxy::setSecurityToken(SecurityOrigin* origin) |
| { |
| // If two tokens are equal, then the SecurityOrigins canAccess each other. |
| // If two tokens are not equal, then we have to call canAccess. |
| // Note: we can't use the HTTPOrigin if it was set from the DOM. |
| String token; |
| // There are several situations where v8 needs to do a full canAccess check, |
| // so set an empty security token instead: |
| // - document.domain was modified |
| // - the frame is showing the initial empty document |
| // - the frame is remote |
| bool delaySet = m_frame->isRemoteFrame() || (m_world->isMainWorld() && (origin->domainWasSetInDOM() || toLocalFrame(m_frame)->loader().stateMachine()->isDisplayingInitialEmptyDocument())); |
| if (origin && !delaySet) |
| token = origin->toString(); |
| |
| // An empty or "null" token means we always have to call |
| // canAccess. The toString method on securityOrigins returns the |
| // string "null" for empty security origins and for security |
| // origins that should only allow access to themselves. In this |
| // case, we use the global object as the security token to avoid |
| // calling canAccess when a script accesses its own objects. |
| v8::HandleScope handleScope(m_isolate); |
| v8::Local<v8::Context> context = m_scriptState->context(); |
| if (token.isEmpty() || token == "null") { |
| context->UseDefaultSecurityToken(); |
| return; |
| } |
| |
| if (m_world->isPrivateScriptIsolatedWorld()) { |
| token = "private-script://" + token; |
| } else if (m_world->isIsolatedWorld()) { |
| SecurityOrigin* frameSecurityOrigin = m_frame->securityContext()->getSecurityOrigin(); |
| String frameSecurityToken = frameSecurityOrigin->toString(); |
| // We need to check the return value of domainWasSetInDOM() on the |
| // frame's SecurityOrigin because, if that's the case, only |
| // SecurityOrigin::m_domain would have been modified. |
| // m_domain is not used by SecurityOrigin::toString(), so we would end |
| // up generating the same token that was already set. |
| if (frameSecurityOrigin->domainWasSetInDOM() || frameSecurityToken.isEmpty() || frameSecurityToken == "null") { |
| context->UseDefaultSecurityToken(); |
| return; |
| } |
| token = frameSecurityToken + token; |
| } |
| |
| CString utf8Token = token.utf8(); |
| // NOTE: V8 does identity comparison in fast path, must use a symbol |
| // as the security token. |
| context->SetSecurityToken(v8AtomicString(m_isolate, utf8Token.data(), utf8Token.length())); |
| } |
| |
| void WindowProxy::updateDocument() |
| { |
| ASSERT(m_world->isMainWorld()); |
| if (!isGlobalInitialized()) |
| return; |
| if (!isContextInitialized()) |
| return; |
| updateActivityLogger(); |
| updateDocumentProperty(); |
| updateSecurityOrigin(m_frame->securityContext()->getSecurityOrigin()); |
| } |
| |
| static v8::Local<v8::Value> getNamedProperty(HTMLDocument* htmlDocument, const AtomicString& key, v8::Local<v8::Object> creationContext, v8::Isolate* isolate) |
| { |
| if (!htmlDocument->hasNamedItem(key) && !htmlDocument->hasExtraNamedItem(key)) |
| return v8Undefined(); |
| |
| DocumentNameCollection* items = htmlDocument->documentNamedItems(key); |
| if (items->isEmpty()) |
| return v8Undefined(); |
| |
| if (items->hasExactlyOneItem()) { |
| HTMLElement* element = items->item(0); |
| ASSERT(element); |
| Frame* frame = isHTMLIFrameElement(*element) ? toHTMLIFrameElement(*element).contentFrame() : 0; |
| if (frame) |
| return toV8(frame->domWindow(), creationContext, isolate); |
| return toV8(element, creationContext, isolate); |
| } |
| return toV8(items, creationContext, isolate); |
| } |
| |
| static void getter(v8::Local<v8::Name> property, const v8::PropertyCallbackInfo<v8::Value>& info) |
| { |
| // FIXME: Consider passing StringImpl directly. |
| AtomicString name = toCoreAtomicString(property.As<v8::String>()); |
| HTMLDocument* htmlDocument = V8HTMLDocument::toImpl(info.Holder()); |
| ASSERT(htmlDocument); |
| v8::Local<v8::Value> result = getNamedProperty(htmlDocument, name, info.Holder(), info.GetIsolate()); |
| if (!result.IsEmpty()) { |
| v8SetReturnValue(info, result); |
| return; |
| } |
| v8::Local<v8::Value> prototype = info.Holder()->GetPrototype(); |
| if (prototype->IsObject()) { |
| v8::Local<v8::Value> value; |
| if (prototype.As<v8::Object>()->Get(info.GetIsolate()->GetCurrentContext(), property).ToLocal(&value)) |
| v8SetReturnValue(info, value); |
| } |
| } |
| |
| void WindowProxy::namedItemAdded(HTMLDocument* document, const AtomicString& name) |
| { |
| ASSERT(m_world->isMainWorld()); |
| |
| if (!isContextInitialized() || !m_scriptState->contextIsValid()) |
| return; |
| |
| ScriptState::Scope scope(m_scriptState.get()); |
| ASSERT(!m_document.isEmpty()); |
| v8::Local<v8::Context> context = m_scriptState->context(); |
| v8::Local<v8::Object> documentHandle = m_document.newLocal(m_isolate); |
| checkDocumentWrapper(documentHandle, document); |
| documentHandle->SetAccessor(context, v8String(m_isolate, name), getter); |
| } |
| |
| void WindowProxy::namedItemRemoved(HTMLDocument* document, const AtomicString& name) |
| { |
| ASSERT(m_world->isMainWorld()); |
| |
| if (!isContextInitialized()) |
| return; |
| |
| if (document->hasNamedItem(name) || document->hasExtraNamedItem(name)) |
| return; |
| |
| ScriptState::Scope scope(m_scriptState.get()); |
| ASSERT(!m_document.isEmpty()); |
| v8::Local<v8::Object> documentHandle = m_document.newLocal(m_isolate); |
| checkDocumentWrapper(documentHandle, document); |
| documentHandle->Delete(m_isolate->GetCurrentContext(), v8String(m_isolate, name)); |
| } |
| |
| void WindowProxy::updateSecurityOrigin(SecurityOrigin* origin) |
| { |
| if (!isContextInitialized()) |
| return; |
| setSecurityToken(origin); |
| } |
| |
| } // namespace blink |