Move blink<->cc bindings to cc/blink

cc/blink/scrollbar_impl.cc

Index: cc/blink/scrollbar_impl.cc
diff --git a/content/renderer/compositor_bindings/scrollbar_impl.cc b/cc/blink/scrollbar_impl.cc
similarity index 96%
rename from content/renderer/compositor_bindings/scrollbar_impl.cc
rename to cc/blink/scrollbar_impl.cc
index 6ee82d42444c9e7e69764d091361c6edaa3a945e..e7c21b8ad1f11a6feb80c19c6fa2e0c6b5da1bbc 100644
--- a/content/renderer/compositor_bindings/scrollbar_impl.cc
+++ b/cc/blink/scrollbar_impl.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "content/renderer/compositor_bindings/scrollbar_impl.h"
+#include "cc/blink/scrollbar_impl.h"
 
 #include "base/logging.h"
 #include "third_party/WebKit/public/platform/WebScrollbar.h"
@@ -10,7 +10,7 @@
 
 using blink::WebScrollbar;
 
-namespace content {
+namespace cc_blink {
 
 ScrollbarImpl::ScrollbarImpl(
     scoped_ptr<WebScrollbar> scrollbar,
@@ -105,5 +105,4 @@ void ScrollbarImpl::PaintPart(SkCanvas* canvas,
   painter_.paintTickmarks(canvas, track_paint_rect);
 }
 
-}  // namespace content
-
+}  // namespace cc_blink