Block plugin HandleURLRequest calls with invalid chars like @,;,\ before the first / (or start of path) in URL.

BUG=40016
TEST=None

Review URL: http://codereview.chromium.org/1540011

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@43496 0039d316-1c4b-4281-b951-d872f2087c98
2 files changed