cc: Unify namespaces for all test files

cc/test/fake_graphics_context_3d_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 "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "cc/test/fake_web_graphics_context_3d.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
+namespace cc {
+namespace {
+
 class ContextThatCountsMakeCurrents : public WebKit::FakeWebGraphicsContext3D {
 public:
     ContextThatCountsMakeCurrents() : m_makeCurrentCount(0) { }
     virtual bool makeContextCurrent() OVERRIDE
     {
         m_makeCurrentCount++;
         return true;
     }
     int makeCurrentCount() const { return m_makeCurrentCount; }
 
 private:
     int m_makeCurrentCount;
 };
 
 
 TEST(FakeGraphicsContext3DTest, ContextCreationShouldNotMakeCurrent)
 {
     scoped_ptr<ContextThatCountsMakeCurrents> context(new ContextThatCountsMakeCurrents);
     EXPECT_TRUE(context.get());
     EXPECT_EQ(0, context->makeCurrentCount());
 }
+
+}  // namespace
+}  // namespace cc