Avoid setting activeTexture redundantly

cc/test/render_pass_test_common.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_COMMON_H_
 #define CC_TEST_RENDER_PASS_TEST_COMMON_H_
 
 #include "cc/render_pass.h"
 
+namespace cc {
+class ResourceProvider;
+}
+
 namespace WebKitTests {
 
 class TestRenderPass : public cc::RenderPass {
 public:
     static scoped_ptr<TestRenderPass> create(Id id, gfx::Rect outputRect, const WebKit::WebTransformationMatrix& transformToRootTarget) {
         return make_scoped_ptr(new TestRenderPass(id, outputRect, transformToRootTarget));
     }
 
     cc::QuadList& quadList() { return m_quadList; }
     cc::SharedQuadStateList& sharedQuadStateList() { return m_sharedQuadStateList; }
 
     void appendQuad(scoped_ptr<cc::DrawQuad> quad) { m_quadList.append(quad.Pass()); }
     void appendSharedQuadState(scoped_ptr<cc::SharedQuadState> state) { m_sharedQuadStateList.append(state.Pass()); }
 
+    void appendOneOfEveryQuadType(cc::ResourceProvider*);
+
 protected:
     TestRenderPass(Id id, gfx::Rect outputRect, const WebKit::WebTransformationMatrix& transformToRootTarget)
         : RenderPass(id, outputRect, transformToRootTarget) { }
 };
 
 }  // namespace WebKitTests
 
 #endif  // CC_TEST_RENDER_PASS_TEST_COMMON_H_