Linux App Launcher icon on official build uses the Google Chrome icon.

In the internal repository, chrome/app/theme/google_chrome/linux now
contains the Google Chrome variants of the app_list_*.png files, so it
is safe to update chrome_unscaled_resources.grd to use these files
instead of the blue Chromium variants.

BUG=299250

Review URL: https://codereview.chromium.org/138713004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@246204 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 246204
Update Google Now Welcome Notification Title Text

BUG=305449

Review URL: https://codereview.chromium.org/140323009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@246205 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 246205