Cleanup namespace usage in public/web/Web[A-M]*.h.

public/web/WebDocumentType.h

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 16 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef WebDocumentType_h
 #define WebDocumentType_h
 
 #include "WebNode.h"
 
 #if BLINK_IMPLEMENTATION
-namespace blink { class DocumentType; }
 namespace WTF { template <typename T> class PassRefPtr; }
 #endif
 
 namespace blink {
+
+class DocumentType;
 class WebString;
 
 // Provides readonly access to some properties of a DOM document type.
 class WebDocumentType : public WebNode {
 public:
     WebDocumentType() { }
     WebDocumentType(const WebDocumentType& e) : WebNode(e) { }
 
     WebDocumentType& operator=(const WebDocumentType& e)
     {
         WebNode::assign(e);
         return *this;
     }
     void assign(const WebDocumentType& e) { WebNode::assign(e); }
 
     BLINK_EXPORT WebString name() const;
 
 #if BLINK_IMPLEMENTATION
-    WebDocumentType(const PassRefPtrWillBeRawPtr<blink::DocumentType>&);
-    WebDocumentType& operator=(const PassRefPtrWillBeRawPtr<blink::DocumentType>&);
-    operator PassRefPtrWillBeRawPtr<blink::DocumentType>() const;
+    WebDocumentType(const PassRefPtrWillBeRawPtr<DocumentType>&);
+    WebDocumentType& operator=(const PassRefPtrWillBeRawPtr<DocumentType>&);
+    operator PassRefPtrWillBeRawPtr<DocumentType>() const;
 #endif
 };
 
 } // namespace blink
 
 #endif