cc: Route offscreen context creation for compositor to the browser.

cc/test/fake_context_provider.h

Index: cc/test/fake_context_provider.h
diff --git a/cc/test/fake_context_provider.h b/cc/test/fake_context_provider.h
new file mode 100644
index 0000000000000000000000000000000000000000..f7c18398695c0b2b7d2c4872eb30f37ae90a07d6
--- /dev/null
+++ b/cc/test/fake_context_provider.h
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+// 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.
+
+#ifndef CC_TEST_FAKE_CONTEXT_PROVIDER_H_
+#define CC_TEST_FAKE_CONTEXT_PROVIDER_H_
+
+#include "base/callback.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/synchronization/lock.h"
+#include "cc/context_provider.h"
+
+namespace cc {
+class TestWebGraphicsContext3D;
+
+class FakeContextProvider : public cc::ContextProvider {
+ public:
+  typedef base::Callback<scoped_ptr<TestWebGraphicsContext3D>(void)>
+    CreateCallback;
+
+  FakeContextProvider();
+  explicit FakeContextProvider(const CreateCallback& create_callback);
+
+  virtual bool InitializeOnMainThread() OVERRIDE;
+  virtual bool BindToCurrentThread() OVERRIDE;
+  virtual WebKit::WebGraphicsContext3D* Context3d() OVERRIDE;
+  virtual class GrContext* GrContext() OVERRIDE;
+  virtual void VerifyContexts() OVERRIDE;
+
+  bool DestroyedOnMainThread();
+
+ protected:
+  virtual ~FakeContextProvider();
+
+  CreateCallback create_callback_;
+  scoped_ptr<WebKit::WebGraphicsContext3D> context3d_;
+
+  base::Lock destroyed_lock_;
+  bool destroyed_;
+};
+
+}  // namespace cc
+
+#endif  // CC_TEST_FAKE_CONTEXT_PROVIDER_H_
+