Remove offscreen compositor contexts.

cc/trees/layer_tree_host_impl_unittest.cc

 // Copyright 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/trees/layer_tree_host_impl.h"
 
 #include <cmath>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 5498 matching lines @@
     output_surface_ = output_surface.get();
 
     EXPECT_TRUE(CreateHostImpl(DefaultSettings(),
                                output_surface.PassAs<OutputSurface>()));
 
     scoped_ptr<SolidColorLayerImpl> root_layer =
         SolidColorLayerImpl::Create(host_impl_->active_tree(), 1);
     SetupRootLayerImpl(root_layer.PassAs<LayerImpl>());
 
     onscreen_context_provider_ = TestContextProvider::Create();
-    offscreen_context_provider_ = TestContextProvider::Create();
   }
 
   virtual void UpdateRendererCapabilitiesOnImplThread() OVERRIDE {
     did_update_renderer_capabilities_ = true;
   }
 
   FakeOutputSurface* output_surface_;
   scoped_refptr<TestContextProvider> onscreen_context_provider_;
-  scoped_refptr<TestContextProvider> offscreen_context_provider_;
   bool did_update_renderer_capabilities_;
 };
 
 
 TEST_F(LayerTreeHostImplTestDeferredInitialize, Success) {
   // Software draw.
   DrawFrame();
 
   EXPECT_FALSE(host_impl_->output_surface()->context_provider());
-  EXPECT_FALSE(host_impl_->offscreen_context_provider());
 
   // DeferredInitialize and hardware draw.
   did_update_renderer_capabilities_ = false;
-  EXPECT_TRUE(output_surface_->InitializeAndSetContext3d(
-      onscreen_context_provider_, offscreen_context_provider_));
+  EXPECT_TRUE(
+      output_surface_->InitializeAndSetContext3d(onscreen_context_provider_));
   EXPECT_EQ(onscreen_context_provider_,
             host_impl_->output_surface()->context_provider());
-  EXPECT_EQ(offscreen_context_provider_,
-            host_impl_->offscreen_context_provider());
   EXPECT_TRUE(did_update_renderer_capabilities_);
 
   // Defer intialized GL draw.
   DrawFrame();
 
   // Revert back to software.
   did_update_renderer_capabilities_ = false;
   output_surface_->ReleaseGL();
   EXPECT_FALSE(host_impl_->output_surface()->context_provider());
-  EXPECT_FALSE(host_impl_->offscreen_context_provider());
   EXPECT_TRUE(did_update_renderer_capabilities_);
 
   // Software draw again.
   DrawFrame();
 }
 
-TEST_F(LayerTreeHostImplTestDeferredInitialize, Fails_OnscreenContext_0) {
+TEST_F(LayerTreeHostImplTestDeferredInitialize, Fails) {
   // Software draw.
   DrawFrame();
 
   // Fail initialization of the onscreen context before the OutputSurface binds
   // it to the thread.
   onscreen_context_provider_->UnboundTestContext3d()->set_context_lost(true);
 
   EXPECT_FALSE(host_impl_->output_surface()->context_provider());
-  EXPECT_FALSE(host_impl_->offscreen_context_provider());
 
   // DeferredInitialize fails.
   did_update_renderer_capabilities_ = false;
-  EXPECT_FALSE(output_surface_->InitializeAndSetContext3d(
-      onscreen_context_provider_, offscreen_context_provider_));
+  EXPECT_FALSE(
+      output_surface_->InitializeAndSetContext3d(onscreen_context_provider_));
   EXPECT_FALSE(host_impl_->output_surface()->context_provider());
-  EXPECT_FALSE(host_impl_->offscreen_context_provider());
   EXPECT_FALSE(did_update_renderer_capabilities_);
 
   // Software draw again.
   DrawFrame();
 }
 
-// TODO(boliu): After r239415, fails_OnscreenContext_1 and 2 are exactly the
-// same as 0. They were supposed to test makeCurrent failing in the
-// OutputSurface, LayerTreeHostImpl, and GLRenderer respectively.
-TEST_F(LayerTreeHostImplTestDeferredInitialize, Fails_OnscreenContext_1) {
-  // Software draw.
-  DrawFrame();
-
-  EXPECT_FALSE(host_impl_->output_surface()->context_provider());
-  EXPECT_FALSE(host_impl_->offscreen_context_provider());
-
-  onscreen_context_provider_->UnboundTestContext3d()->set_context_lost(true);
-
-  EXPECT_FALSE(host_impl_->output_surface()->context_provider());
-  // DeferredInitialize fails.
-  did_update_renderer_capabilities_ = false;
-  EXPECT_FALSE(output_surface_->InitializeAndSetContext3d(
-      onscreen_context_provider_, offscreen_context_provider_));
-  EXPECT_FALSE(host_impl_->output_surface()->context_provider());
-  EXPECT_FALSE(host_impl_->offscreen_context_provider());
-  EXPECT_FALSE(did_update_renderer_capabilities_);
-}
-
-TEST_F(LayerTreeHostImplTestDeferredInitialize, Fails_OnscreenContext_2) {
-  // Software draw.
-  DrawFrame();
-
-  EXPECT_FALSE(host_impl_->output_surface()->context_provider());
-  EXPECT_FALSE(host_impl_->offscreen_context_provider());
-
-  onscreen_context_provider_->UnboundTestContext3d()->set_context_lost(true);
-
-  // DeferredInitialize fails.
-  did_update_renderer_capabilities_ = false;
-  EXPECT_FALSE(output_surface_->InitializeAndSetContext3d(
-      onscreen_context_provider_, offscreen_context_provider_));
-  EXPECT_FALSE(host_impl_->output_surface()->context_provider());
-  EXPECT_FALSE(host_impl_->offscreen_context_provider());
-  EXPECT_FALSE(did_update_renderer_capabilities_);
-}
-
-TEST_F(LayerTreeHostImplTestDeferredInitialize, Fails_OffscreenContext) {
-  // Software draw.
-  DrawFrame();
-
-  EXPECT_FALSE(host_impl_->output_surface()->context_provider());
-  EXPECT_FALSE(host_impl_->offscreen_context_provider());
-
-  // Fail initialization of the offscreen context.
-  onscreen_context_provider_->UnboundTestContext3d()->set_context_lost(true);
-
-  // DeferredInitialize fails.
-  did_update_renderer_capabilities_ = false;
-  EXPECT_FALSE(output_surface_->InitializeAndSetContext3d(
-      onscreen_context_provider_, offscreen_context_provider_));
-  EXPECT_FALSE(host_impl_->output_surface()->context_provider());
-  EXPECT_FALSE(host_impl_->offscreen_context_provider());
-  EXPECT_FALSE(did_update_renderer_capabilities_);
-}
-
 // Checks that we have a non-0 default allocation if we pass a context that
 // doesn't support memory management extensions.
 TEST_F(LayerTreeHostImplTest, DefaultMemoryAllocation) {
   LayerTreeSettings settings;
   host_impl_ = LayerTreeHostImpl::Create(settings,
                                          this,
                                          &proxy_,
                                          &stats_instrumentation_,
                                          shared_bitmap_manager_.get(),
                                          0);
@@ skipping 730 matching lines @@
   EXPECT_EQ(host_impl_->global_tile_state().hard_memory_limit_in_bytes,
             300u * 1024u * 1024u);
   EXPECT_EQ(host_impl_->global_tile_state().soft_memory_limit_in_bytes,
             150u * 1024u * 1024u);
   EXPECT_EQ(host_impl_->global_tile_state().unused_memory_limit_in_bytes,
             75u * 1024u * 1024u);
 }
 
 }  // namespace
 }  // namespace cc