cc: Unify namespaces for all test files

cc/test/render_pass_test_utils.h

 // 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.
 
 #ifndef CC_TEST_RENDER_PASS_TEST_UTILS_H_
 #define CC_TEST_RENDER_PASS_TEST_UTILS_H_
 
 #include "cc/render_pass.h"
 #include "cc/scoped_ptr_vector.h"
 #include "third_party/skia/include/core/SkColor.h"
 
 namespace gfx {
 class Rect;
 class Transform;
 }
 
-namespace WebKitTests {
-class TestRenderPass;
-}
-
 namespace cc {
 
 class SolidColorDrawQuad;
+class TestRenderPass;
 
 // Adds a new render pass with the provided properties to the given
 // render pass list.
-WebKitTests::TestRenderPass* addRenderPass(
+TestRenderPass* addRenderPass(
     ScopedPtrVector<RenderPass>& passList,
     RenderPass::Id id,
     const gfx::Rect& outputRect,
     const gfx::Transform& rootTransform);
 
 // Adds a solid quad to a given render pass.
-SolidColorDrawQuad* addQuad(WebKitTests::TestRenderPass* pass,
+SolidColorDrawQuad* addQuad(TestRenderPass* pass,
                             const gfx::Rect& rect,
                             SkColor color);
 
 // Adds a render pass quad to an existing render pass.
-void addRenderPassQuad(WebKitTests::TestRenderPass* toPass,
-                       WebKitTests::TestRenderPass* contributingPass);
+void addRenderPassQuad(TestRenderPass* toPass,
+                       TestRenderPass* contributingPass);
 
 }  // namespace cc
 
 #endif  // CC_TEST_RENDER_PASS_TEST_UTILS_H_