Puts back the optional unescaping of control characters and URL parse-affecting characters. That patch was reverted due to build problems.

This is heavily modified from the original patch. That patch required an additional function and a bunch of internal boolean flags. This one uses the new flags enum I wrote to add this to the existing functionality more cleanly.

BUG=1271340
BUG=1258819
Review URL: http://chrome-reviews.prom.corp.google.com/804

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@66 0039d316-1c4b-4281-b951-d872f2087c98
7 files changed