Decouple cc::FakeWebGraphicsContext3D from blink::WGC3D

cc/layers/texture_layer_unittest.cc

 // Copyright 2012 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/layers/texture_layer.h"
 
 #include <algorithm>
 #include <string>
 
 #include "base/bind.h"
@@ skipping 1180 matching lines @@
         SingleReleaseCallback::Create(test_data_.release_mailbox3_));
     EXPECT_TRUE(WillDraw(impl_layer.get(), DRAW_MODE_HARDWARE));
   }
 
   {
     scoped_ptr<TextureLayerImpl> impl_layer =
         TextureLayerImpl::Create(host_impl_.active_tree(), 1, false);
     impl_layer->SetDrawsContent(true);
     ContextProvider* context_provider =
         host_impl_.output_surface()->context_provider();
-    unsigned texture =
-        context_provider->Context3d()->createTexture();
+    GLuint texture = 0;
+    context_provider->ContextGL()->GenTextures(1, &texture);
     impl_layer->set_texture_id(texture);
     EXPECT_TRUE(WillDraw(impl_layer.get(), DRAW_MODE_HARDWARE));
   }
 
   {
     scoped_ptr<TextureLayerImpl> impl_layer =
         TextureLayerImpl::Create(host_impl_.active_tree(), 1, false);
     impl_layer->SetDrawsContent(true);
     impl_layer->set_texture_id(0);
     EXPECT_FALSE(WillDraw(impl_layer.get(), DRAW_MODE_HARDWARE));
@@ skipping 29 matching lines @@
         SingleReleaseCallback::Create(test_data_.release_mailbox3_));
     EXPECT_TRUE(WillDraw(impl_layer.get(), DRAW_MODE_SOFTWARE));
   }
 
   {
     scoped_ptr<TextureLayerImpl> impl_layer =
         TextureLayerImpl::Create(host_impl_.active_tree(), 1, false);
     impl_layer->SetDrawsContent(true);
     ContextProvider* context_provider =
         host_impl_.output_surface()->context_provider();
-    unsigned texture =
-        context_provider->Context3d()->createTexture();
+    GLuint texture = 0;
+    context_provider->ContextGL()->GenTextures(1, &texture);
     impl_layer->set_texture_id(texture);
     EXPECT_FALSE(WillDraw(impl_layer.get(), DRAW_MODE_SOFTWARE));
   }
 
   {
     scoped_ptr<TextureLayerImpl> impl_layer =
         TextureLayerImpl::Create(host_impl_.active_tree(), 1, false);
     impl_layer->SetDrawsContent(true);
     impl_layer->set_texture_id(0);
     EXPECT_FALSE(WillDraw(impl_layer.get(), DRAW_MODE_SOFTWARE));
   }
 
   // Resourceless software mode.
   {
     scoped_ptr<TextureLayerImpl> impl_layer =
         TextureLayerImpl::Create(host_impl_.active_tree(), 1, true);
     impl_layer->SetDrawsContent(true);
     impl_layer->SetTextureMailbox(
         test_data_.mailbox1_,
         SingleReleaseCallback::Create(test_data_.release_mailbox1_));
     EXPECT_FALSE(WillDraw(impl_layer.get(), DRAW_MODE_RESOURCELESS_SOFTWARE));
   }
 
   {
     scoped_ptr<TextureLayerImpl> impl_layer =
         TextureLayerImpl::Create(host_impl_.active_tree(), 1, false);
     impl_layer->SetDrawsContent(true);
     ContextProvider* context_provider =
         host_impl_.output_surface()->context_provider();
-    unsigned texture =
-        context_provider->Context3d()->createTexture();
+    GLuint texture = 0;
+    context_provider->ContextGL()->GenTextures(1, &texture);
     impl_layer->set_texture_id(texture);
     EXPECT_FALSE(WillDraw(impl_layer.get(), DRAW_MODE_RESOURCELESS_SOFTWARE));
   }
 }
 
 TEST_F(TextureLayerImplWithMailboxTest, TestImplLayerCallbacks) {
   host_impl_.CreatePendingTree();
   scoped_ptr<TextureLayerImpl> pending_layer;
   pending_layer = TextureLayerImpl::Create(host_impl_.pending_tree(), 1, true);
   ASSERT_TRUE(pending_layer);
@@ skipping 189 matching lines @@
                                    bool result) OVERRIDE {
     ASSERT_TRUE(result);
     EXPECT_EQ(expected_used_textures_on_draw_,
               ContextForImplThread(host_impl)->NumUsedTextures());
   }
 
   virtual void AfterTest() OVERRIDE {}
 
  private:
   TestWebGraphicsContext3D* ContextForImplThread(LayerTreeHostImpl* host_impl) {
-    return static_cast<TestWebGraphicsContext3D*>(
-        host_impl->output_surface()->context_provider()->Context3d());
+    return static_cast<TestContextProvider*>(
+        host_impl->output_surface()->context_provider().get())->TestContext3d();
   }
 
   scoped_refptr<TextureLayer> texture_layer_;
   unsigned texture_;
   int commit_count_;
 
   // Used only on thread.
   unsigned expected_used_textures_on_draw_;
 
   // Used on either thread, protected by lock_.
@@ skipping 140 matching lines @@
         break;
       default:
         break;
     }
   }
 
   virtual void AfterTest() OVERRIDE {}
 
  private:
   TestWebGraphicsContext3D* ContextForImplThread(LayerTreeHostImpl* host_impl) {
-    return static_cast<TestWebGraphicsContext3D*>(
-        host_impl->output_surface()->context_provider()->Context3d());
+    return static_cast<TestContextProvider*>(
+        host_impl->output_surface()->context_provider().get())->TestContext3d();
   }
 
   scoped_refptr<SolidColorLayer> solid_layer_;
   scoped_refptr<Layer> parent_layer_;
   scoped_refptr<TextureLayer> texture_layer_;
 
   // Used on the main thread, and on the impl thread while the main thread is
   // blocked.
   unsigned texture_;
 
@@ skipping 487 matching lines @@
   int callback_count_;
   scoped_refptr<Layer> root_;
   scoped_refptr<TextureLayer> layer_;
 };
 
 SINGLE_AND_MULTI_THREAD_DIRECT_RENDERER_TEST_F(
     TextureLayerWithMailboxImplThreadDeleted);
 
 }  // namespace
 }  // namespace cc