ui: No more TestCompositor. Use NullDraw contexts in unit tests.

ui/compositor/test/default_context_factory.cc

-// Copyright 2013 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 "ui/compositor/test/default_context_factory.h"
-
-#include "cc/output/output_surface.h"
-#include "ui/compositor/reflector.h"
-#include "ui/gl/gl_implementation.h"
-#include "ui/gl/gl_surface.h"
-#include "webkit/common/gpu/context_provider_in_process.h"
-#include "webkit/common/gpu/grcontext_for_webgraphicscontext3d.h"
-#include "webkit/common/gpu/webgraphicscontext3d_in_process_command_buffer_impl.h"
-
-namespace ui {
-
-DefaultContextFactory::DefaultContextFactory() {
-  DCHECK_NE(gfx::GetGLImplementation(), gfx::kGLImplementationNone);
-}
-
-DefaultContextFactory::~DefaultContextFactory() {
-}
-
-scoped_ptr<cc::OutputSurface> DefaultContextFactory::CreateOutputSurface(
-    Compositor* compositor, bool software_fallback) {
-  DCHECK(!software_fallback);
-  blink::WebGraphicsContext3D::Attributes attrs;
-  attrs.depth = false;
-  attrs.stencil = false;
-  attrs.antialias = false;
-  attrs.shareResources = true;
-
-  using webkit::gpu::WebGraphicsContext3DInProcessCommandBufferImpl;
-  scoped_ptr<WebGraphicsContext3DInProcessCommandBufferImpl> context3d(
-      WebGraphicsContext3DInProcessCommandBufferImpl::CreateViewContext(
-          attrs, compositor->widget()));
-  CHECK(context3d);
-
-  using webkit::gpu::ContextProviderInProcess;
-  scoped_refptr<ContextProviderInProcess> context_provider =
-      ContextProviderInProcess::Create(context3d.Pass(),
-                                       "UICompositor");
-
-  return make_scoped_ptr(new cc::OutputSurface(context_provider));
-}
-
-scoped_refptr<Reflector> DefaultContextFactory::CreateReflector(
-    Compositor* mirroed_compositor,
-    Layer* mirroring_layer) {
-  return NULL;
-}
-
-void DefaultContextFactory::RemoveReflector(
-    scoped_refptr<Reflector> reflector) {
-}
-
-scoped_refptr<cc::ContextProvider>
-DefaultContextFactory::OffscreenCompositorContextProvider() {
-  if (!offscreen_compositor_contexts_.get() ||
-      !offscreen_compositor_contexts_->DestroyedOnMainThread()) {
-    offscreen_compositor_contexts_ =
-        webkit::gpu::ContextProviderInProcess::CreateOffscreen();
-  }
-  return offscreen_compositor_contexts_;
-}
-
-scoped_refptr<cc::ContextProvider>
-DefaultContextFactory::SharedMainThreadContextProvider() {
-  if (shared_main_thread_contexts_ &&
-      !shared_main_thread_contexts_->DestroyedOnMainThread())
-    return shared_main_thread_contexts_;
-
-  if (ui::Compositor::WasInitializedWithThread()) {
-    shared_main_thread_contexts_ =
-        webkit::gpu::ContextProviderInProcess::CreateOffscreen();
-  } else {
-    shared_main_thread_contexts_ =
-        static_cast<webkit::gpu::ContextProviderInProcess*>(
-            OffscreenCompositorContextProvider().get());
-  }
-  if (shared_main_thread_contexts_ &&
-      !shared_main_thread_contexts_->BindToCurrentThread())
-    shared_main_thread_contexts_ = NULL;
-
-  return shared_main_thread_contexts_;
-}
-
-void DefaultContextFactory::RemoveCompositor(Compositor* compositor) {
-}
-
-bool DefaultContextFactory::DoesCreateTestContexts() { return false; }
-
-}  // namespace ui