Blacklist MSAA for GPU Raster on Intel GPUs

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 47a1999879fd51b7c02faf91c91d05ebd12bb688..bb616ac805b4041d3e6e31820aea1414b12d2cf4 100644
--- a/gpu/command_buffer/service/feature_info_unittest.cc
+++ b/gpu/command_buffer/service/feature_info_unittest.cc
@@ -76,7 +76,7 @@ class FeatureInfoTest
     TestHelper::SetupFeatureInfoInitExpectationsWithGLVersion(
         gl_.get(), extensions, renderer, version);
     info_ = new FeatureInfo();
-    info_->Initialize();
+    info_->InitializeForTesting();
   }
 
   void SetupInitExpectationsWithGLVersionAndCommandLine(
@@ -88,7 +88,20 @@ class FeatureInfoTest
     TestHelper::SetupFeatureInfoInitExpectationsWithGLVersion(
         gl_.get(), extensions, renderer, version);
     info_ = new FeatureInfo(command_line);
-    info_->Initialize();
+    info_->InitializeForTesting();
+  }
+
+  void SetupInitExpectationsWithGLVersionAndContextTypeAndCommandLine(
+      const char* extensions,
+      const char* renderer,
+      const char* version,
+      ContextType context_type,
+      const base::CommandLine& command_line) {
+    GpuServiceTest::SetUpWithGLVersion(version, extensions);
+    TestHelper::SetupFeatureInfoInitExpectationsWithGLVersion(
+        gl_.get(), extensions, renderer, version);
+    info_ = new FeatureInfo(command_line);
+    info_->Initialize(context_type, DisallowedFeatures());
   }
 
   void SetupWithCommandLine(const base::CommandLine& command_line) {
@@ -103,7 +116,7 @@ class FeatureInfoTest
     TestHelper::SetupFeatureInfoInitExpectationsWithGLVersion(
         gl_.get(), extensions, "", "");
     info_ = new FeatureInfo(command_line);
-    info_->Initialize();
+    info_->InitializeForTesting();
   }
 
   void SetupWithoutInit() {
@@ -1369,5 +1382,29 @@ TEST_P(FeatureInfoTest, InitializeCHROMIUM_ycbcr_422_imageTrue) {
   EXPECT_TRUE(info_->feature_flags().chromium_image_ycbcr_422);
 }
 
+TEST_P(FeatureInfoTest, DisableMsaaOnNonWebGLContexts) {
+  base::CommandLine command_line(0, NULL);
+  command_line.AppendSwitchASCII(
+      switches::kGpuDriverBugWorkarounds,
+      base::IntToString(gpu::DISABLE_MSAA_ON_NON_WEBGL_CONTEXTS));
+  SetupInitExpectationsWithGLVersionAndContextTypeAndCommandLine(
+      "GL_EXT_multisampled_render_to_texture GL_EXT_framebuffer_multisample",
+      "", "", CONTEXT_TYPE_OPENGLES2, command_line);
+  EXPECT_FALSE(info_->feature_flags().multisampled_render_to_texture);
+  EXPECT_FALSE(info_->feature_flags().chromium_framebuffer_multisample);
+}
+
+TEST_P(FeatureInfoTest, DontDisableMsaaOnWebGLContexts) {
+  base::CommandLine command_line(0, NULL);
+  command_line.AppendSwitchASCII(
+      switches::kGpuDriverBugWorkarounds,
+      base::IntToString(gpu::DISABLE_MSAA_ON_NON_WEBGL_CONTEXTS));
+  SetupInitExpectationsWithGLVersionAndContextTypeAndCommandLine(
+      "GL_EXT_multisampled_render_to_texture GL_EXT_framebuffer_multisample",
+      "", "", CONTEXT_TYPE_WEBGL1, command_line);
+  EXPECT_TRUE(info_->feature_flags().multisampled_render_to_texture);
+  EXPECT_TRUE(info_->feature_flags().chromium_framebuffer_multisample);
+}
+
 }  // namespace gles2
 }  // namespace gpu