Rename WebCore namespace to blink in bindings and web

Source/web/BackForwardClientImpl.h

Index: Source/web/BackForwardClientImpl.h
diff --git a/Source/web/BackForwardClientImpl.h b/Source/web/BackForwardClientImpl.h
index 780f1e425dc6f7aee1b979b833de89e94940759e..5ccba8de2bae58e631a52860cbf05f95ae487ba2 100644
--- a/Source/web/BackForwardClientImpl.h
+++ b/Source/web/BackForwardClientImpl.h
@@ -36,13 +36,13 @@
 namespace blink {
 class WebViewImpl;
 
-class BackForwardClientImpl FINAL : public WebCore::BackForwardClient {
+class BackForwardClientImpl FINAL : public blink::BackForwardClient {
 public:
     explicit BackForwardClientImpl(WebViewImpl*);
     virtual ~BackForwardClientImpl();
 
 private:
-    // WebCore::BackForwardList methods:
+    // blink::BackForwardList methods:
     virtual int backListCount() OVERRIDE;
     virtual int forwardListCount() OVERRIDE;
     virtual int backForwardListCount() OVERRIDE;