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

cc/CCRendererGL.cpp

 // Copyright 2010 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"
 
 #if USE(ACCELERATED_COMPOSITING)
 #include "CCRendererGL.h"
 
@@ skipping 132 matching lines @@
 
 CCRendererGL::~CCRendererGL()
 {
     ASSERT(CCProxy::isImplThread());
     m_context->setSwapBuffersCompleteCallbackCHROMIUM(0);
     m_context->setMemoryAllocationChangedCallbackCHROMIUM(0);
     m_context->setContextLostCallback(0);
     cleanupSharedObjects();
 }
 
+const RendererCapabilities& CCRendererGL::capabilities() const
+{
+    return m_capabilities;
+}
+
 WebGraphicsContext3D* CCRendererGL::context()
 {
     return m_context;
 }
 
 void CCRendererGL::debugGLCall(WebGraphicsContext3D* context, const char* command, const char* file, int line)
 {
     unsigned long error = context->getError();
     if (error != GraphicsContext3D::NO_ERROR)
         LOG_ERROR("GL command failed: File: %s\n\tLine %d\n\tcommand: %s, error %x\n", file, line, command, static_cast<int>(error));
@@ skipping 1345 matching lines @@
 }
 
 bool CCRendererGL::isContextLost()
 {
     return (m_context->getGraphicsResetStatusARB() != GraphicsContext3D::NO_ERROR);
 }
 
 } // namespace cc
 
 #endif // USE(ACCELERATED_COMPOSITING)