GpuMemoryManager should limit memory allocations based on viewport size for android.

On android, we identify devices with low system memory via viewport size.  WK ContentTextureManager previously
used viewport size information to select texture allocation limits.  Now that GpuMemoryManager is assigning
these limits, that logic needed to move here.


BUG=123382
TEST=content_unittest.GpuMemoryManagerTest and Manual


Review URL: http://codereview.chromium.org/10274009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@135351 0039d316-1c4b-4281-b951-d872f2087c98
5 files changed