Add CHROMIUM_ycbcr_422_image extension.

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 be78a0448fd7590bf408b8d5072dd9a6559cdbd8..255928a8b00b516437127fc029f59758c5287ab4 100644
--- a/gpu/command_buffer/service/feature_info_unittest.cc
+++ b/gpu/command_buffer/service/feature_info_unittest.cc
@@ -1363,5 +1363,10 @@ TEST_P(FeatureInfoTest, InitializeARB_texture_rgNoFloat) {
   EXPECT_TRUE(info_->validators()->render_buffer_format.IsValid(GL_RG8_EXT));
 }
 
+TEST_P(FeatureInfoTest, InitializeEXT_ycbcr_422True) {
+  SetupInitExpectations("GL_APPLE_ycbcr_422");
+  EXPECT_TRUE(info_->feature_flags().ext_ycbcr_422_format);
+}
+
 }  // namespace gles2
 }  // namespace gpu