Fix remaining cc files to compile with Clang

cc/CCScopedThreadProxy.cpp

Index: cc/CCScopedThreadProxy.cpp
diff --git a/cc/CCScopedThreadProxy.cpp b/cc/CCScopedThreadProxy.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..c2f1b13ee14bb773b20c8ca1f2f00aa68c58e37f
--- /dev/null
+++ b/cc/CCScopedThreadProxy.cpp
@@ -0,0 +1,21 @@
+// 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 "CCScopedThreadProxy.h"
+
+namespace cc {
+
+CCScopedThreadProxy::CCScopedThreadProxy(CCThread* targetThread)
+    : m_targetThread(targetThread)
+    , m_shutdown(false)
+{
+}
+
+CCScopedThreadProxy::~CCScopedThreadProxy()
+{
+}
+
+}