Browser Plugin: Remove embedder_frame_url

BUG=330264
TBR=fsamuel@chromium.org, kenrb@chromium.org

Review URL: https://codereview.chromium.org/422343004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@286535 0039d316-1c4b-4281-b951-d872f2087c98
3 files changed