Make tabs active and visible while waiting for pending callbacks, so ppb_graphics_2d test won't time out while waiting for the flush to complete. (note: this has also been added to nacl_utils... explicitly repeated here because it is a requirement for this test suite to pass.) BUG=http://code.google.com/p/nativeclient/issues/detail?id=1818 TEST=this is the test. Review URL: http://codereview.chromium.org/7261005
Make tabs active and visible while waiting for pending callbacks, so
ppb_graphics_2d test won't time out while waiting for the flush to
complete. (note: this has also been added to nacl_utils... explicitly
repeated here because it is a requirement for this test suite to pass.)
BUG=http://code.google.com/p/nativeclient/issues/detail?id=1818
TEST=this is the test.
Review URL: http://codereview.chromium.org/7261005

git-svn-id: 721b910a23eff8a86f00c8fd261a7587cddf18f8@5793 fcba33aa-ac0c-11dd-b9e7-8d5594d729c2

sbc100/native_client,nacl-webkit/native_client,nacl-webkit/native_client,nacl-webkit/native_client,sbc100/native_client,sbc100/native_client,nacl-webkit/native_client,nacl-webkit/native_client,sbc100/native_client,sbc100/native_client,sbc100/native_client