Deal with the CSP-disabled "chrome-extension://invalid" URL which is causing renderers to crash in ExtensionDispather::allowScriptExtension.
Deal with the CSP-disabled "chrome-extension://invalid" URL which is causing renderers
to crash in ExtensionDispather::allowScriptExtension.


BUG=111614
TEST=patched in http://codereview.chromium.org/9121043/

Review URL: http://codereview.chromium.org/9264054

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@119868 0039d316-1c4b-4281-b951-d872f2087c98

adobe/chromium,adobe/chromium,yitian134/chromium,ropik/chromium,yitian134/chromium,ropik/chromium,adobe/chromium,gavinp/chromium,ropik/chromium,adobe/chromium,yitian134/chromium,gavinp/chromium,ropik/chromium,adobe/chromium,gavinp/chromium,ropik/chromium,gavinp/chromium,gavinp/chromium,gavinp/chromium,yitian134/chromium,yitian134/chromium,ropik/chromium,ropik/chromium,ropik/chromium,yitian134/chromium,gavinp/chromium,gavinp/chromium,gavinp/chromium,adobe/chromium,yitian134/chromium,adobe/chromium,yitian134/chromium,ropik/chromium,adobe/chromium,adobe/chromium,adobe/chromium,gavinp/chromium,yitian134/chromium,yitian134/chromium,adobe/chromium