Fix CC*Renderer and CC*LayerImpl to compile with Clang

cc/CCRenderPass.cpp

 // 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 "config.h"
 
 #include "CCRenderPass.h"
 
 #include "CCLayerImpl.h"
 #include "CCMathUtil.h"
@@ skipping 15 matching lines @@
     : m_id(id)
     , m_transformToRootTarget(transformToRootTarget)
     , m_outputRect(outputRect)
     , m_hasTransparentBackground(true)
     , m_hasOcclusionFromOutsideTargetSurface(false)
 {
     ASSERT(id.layerId > 0);
     ASSERT(id.index >= 0);
 }
 
+CCRenderPass::~CCRenderPass()
+{
+}
+
 PassOwnPtr<CCRenderPass> CCRenderPass::copy(Id newId) const
 {
     ASSERT(newId != m_id);
 
     OwnPtr<CCRenderPass> copyPass(create(newId, m_outputRect, m_transformToRootTarget));
     copyPass->setDamageRect(m_damageRect);
     copyPass->setHasTransparentBackground(m_hasTransparentBackground);
     copyPass->setHasOcclusionFromOutsideTargetSurface(m_hasOcclusionFromOutsideTargetSurface);
     copyPass->setFilters(m_filters);
     copyPass->setBackgroundFilters(m_backgroundFilters);
@@ skipping 47 matching lines @@
     Vector<WebCore::IntRect> fillRects = fillRegion.rects();
     for (size_t i = 0; i < fillRects.size(); ++i) {
         // The root layer transform is composed of translations and scales only, no perspective, so mapping is sufficient.
         IntRect layerRect = CCMathUtil::mapClippedRect(transformToLayerSpace, cc::IntRect(fillRects[i]));
         // Skip the quad culler and just append the quads directly to avoid occlusion checks.
         m_quadList.append(CCSolidColorDrawQuad::create(sharedQuadState, layerRect, screenBackgroundColor));
     }
 }
 
 }