Cast: Refactoring Cast to Clang format

This cl is pure style-targeted refactoring. 
No functional changes were made. 

BUG=339176

Review URL: https://codereview.chromium.org/159413002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@250503 0039d316-1c4b-4281-b951-d872f2087c98
Remove function key row from the a11y keyboard.


BUG=342834

Review URL: https://codereview.chromium.org/159893003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@250504 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 250503
SVN changes up to revision 250504
Fix uninitialized memory read in PrefixSet test.

The code was explicitly testing values likely to be oddly padded, so
it needed to clear memory more thoroughly.

BUG=341957
R=groby@chromium.org

Review URL: https://codereview.chromium.org/146313009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@250505 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 250505