Use std::string instead of WTF::String / TextStream

cc/CCVideoLayerImpl.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"
 
 #if USE(ACCELERATED_COMPOSITING)
 
 #include "CCVideoLayerImpl.h"
 
 #include "CCIOSurfaceDrawQuad.h"
 #include "CCLayerTreeHostImpl.h"
 #include "CCProxy.h"
 #include "CCQuadSink.h"
 #include "CCResourceProvider.h"
 #include "CCStreamVideoDrawQuad.h"
 #include "CCTextureDrawQuad.h"
 #include "CCYUVVideoDrawQuad.h"
 #include "Extensions3DChromium.h"
 #include "GraphicsContext3D.h"
 #include "NotImplemented.h"
-#include "TextStream.h"
 #include <public/WebVideoFrame.h>
-#include <wtf/text/WTFString.h>
 
 namespace WebCore {
 
 CCVideoLayerImpl::CCVideoLayerImpl(int id, WebKit::WebVideoFrameProvider* provider)
     : CCLayerImpl(id)
     , m_provider(provider)
     , m_frame(0)
     , m_externalTextureResource(0)
 {
     // This matrix is the default transformation for stream textures, and flips on the Y axis.
@@ skipping 334 matching lines @@
 void CCVideoLayerImpl::didLoseContext()
 {
     freePlaneData(layerTreeHostImpl()->resourceProvider());
 }
 
 void CCVideoLayerImpl::setNeedsRedraw()
 {
     layerTreeHostImpl()->setNeedsRedraw();
 }
 
-void CCVideoLayerImpl::dumpLayerProperties(TextStream& ts, int indent) const
+void CCVideoLayerImpl::dumpLayerProperties(std::string* str, int indent) const
 {
-    writeIndent(ts, indent);
-    ts << "video layer\n";
-    CCLayerImpl::dumpLayerProperties(ts, indent);
+    str->append(indentString(indent));
+    str->append("video layer\n");
+    CCLayerImpl::dumpLayerProperties(str, indent);
 }
 
 }
 
 #endif // USE(ACCELERATED_COMPOSITING)