Add support for GL_NV_framebuffer_multisample_coverage
Review URL: http://codereview.appspot.com/6005043
git-svn-id: http://skia.googlecode.com/svn/trunk@3651 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/include/gpu/gl/GrGLDefines.h b/include/gpu/gl/GrGLDefines.h
index 2268510..0e03b55 100644
--- a/include/gpu/gl/GrGLDefines.h
+++ b/include/gpu/gl/GrGLDefines.h
@@ -194,6 +194,10 @@
#define GR_GL_SAMPLES 0x80A9
#define GR_GL_SAMPLE_COVERAGE_VALUE 0x80AA
#define GR_GL_SAMPLE_COVERAGE_INVERT 0x80AB
+#define GR_GL_RENDERBUFFER_COVERAGE_SAMPLES 0x8CAB
+#define GR_GL_RENDERBUFFER_COLOR_SAMPLES 0x8E10
+#define GR_GL_MAX_MULTISAMPLE_COVERAGE_MODES 0x8E11
+#define GR_GL_MULTISAMPLE_COVERAGE_MODES 0x8E12
/* GetTextureParameter */
/* GL_TEXTURE_MAG_FILTER */