Disable maps_pixel_test on Mac 10.8 Release (Intel).
Disable maps_pixel_test on Mac 10.8 Release (Intel).

BUG=402713

Review URL: https://codereview.chromium.org/462213002

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@289089 0039d316-1c4b-4281-b951-d872f2087c98

eunchong/build,eunchong/build,eunchong/build,eunchong/build