LanguageComboboxModel: don't override default function with reimplementation
of default function

BUG=none

Review URL: https://codereview.chromium.org/182343004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@253974 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 253974
Fix state re-init in the shader translator.

Combined with an ANGLE fix, fixes a crash when using the in-process
GPU in some unit tests.

BUG=344043
TBR=jbauman,zmo

Review URL: https://codereview.chromium.org/183553002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@253975 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 253975