Added support for EXT_frag_depth

gpu/command_buffer/service/feature_info_unittest.cc

Index: gpu/command_buffer/service/feature_info_unittest.cc
diff --git a/gpu/command_buffer/service/feature_info_unittest.cc b/gpu/command_buffer/service/feature_info_unittest.cc
index ac10e8d01d8e8f3e59a9bed7e9aa8bbeadaa98a2..83bd504c9b58d0ee132a568a6d73325747824b33 100644
--- a/gpu/command_buffer/service/feature_info_unittest.cc
+++ b/gpu/command_buffer/service/feature_info_unittest.cc
@@ -814,6 +814,12 @@ TEST_F(FeatureInfoTest, InitializeVAOsWithClientSideArrays) {
   EXPECT_FALSE(info_->feature_flags().native_vertex_array_object);
 }
 
+TEST_F(FeatureInfoTest, InitializeEXT_frag_depth) {
+  SetupInitExpectations("GL_EXT_frag_depth");
+  info_->Initialize(NULL);
+  EXPECT_THAT(info_->extensions(), HasSubstr("GL_EXT_frag_depth"));

[greggman, 2013/05/28 18:17:58]

needs

 EXPECT_TRUE(info_->feature_flags().ext_frag_depth);

+}
+
 TEST_F(FeatureInfoTest, InitializeSamplersWithARBSamplerObjects) {
   SetupInitExpectationsWithGLVersion("GL_ARB_sampler_objects", "OpenGL 3.0");
   info_->Initialize(NULL);