Blacklisting should use disceret GPU on dual-GPU mac in Lion
Blacklisting should use disceret GPU on dual-GPU mac in Lion

Tested in Lion with Intel/ATI, it works as expected.

BUG=102216
TEST=in Lion with dual GPU, about:gpu will report the discrete one, and it causes switching to discrete gpu for a short period of time before switching back to integrated gpu
Review URL: http://codereview.chromium.org/8479009

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@108707 0039d316-1c4b-4281-b951-d872f2087c98

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