Turn off AA when coverage can't be handled correctly.
This may make some gms go red if bots don't have dual source blend. Will rebase if so.
Review URL: http://codereview.appspot.com/5146049/
git-svn-id: http://skia.googlecode.com/svn/trunk@2347 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gpu/src/GrContext.cpp b/gpu/src/GrContext.cpp
index 23ad9e1..6aaa28b 100644
--- a/gpu/src/GrContext.cpp
+++ b/gpu/src/GrContext.cpp
@@ -31,7 +31,7 @@
// When we're using coverage AA but the blend is incompatible (given gpu
// limitations) should we disable AA or draw wrong?
-#define DISABLE_COVERAGE_AA_FOR_BLEND 0
+#define DISABLE_COVERAGE_AA_FOR_BLEND 1
static const size_t MAX_TEXTURE_CACHE_COUNT = 256;
static const size_t MAX_TEXTURE_CACHE_BYTES = 16 * 1024 * 1024;