Adds wrapping to support BOOL types on uniforms since some OpenGL drivers

      fail at this.

TEST=conformance tests.
BUG=43258

Review URL: http://codereview.chromium.org/2067002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@47188 0039d316-1c4b-4281-b951-d872f2087c98