Move ExtraData from WebRequest to WebDataSource....

webkit/glue/webdatasource.h

 // Copyright (c) 2006-2008 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.
 
 #ifndef WEBKIT_GLUE_WEBDATASOURCE_H_
 #define WEBKIT_GLUE_WEBDATASOURCE_H_
 
 #include <vector>
 
 #include "base/string16.h"
@@ skipping 14 matching lines @@
   WebNavigationTypeLinkClicked,
   WebNavigationTypeFormSubmitted,
   WebNavigationTypeBackForward,
   WebNavigationTypeReload,
   WebNavigationTypeFormResubmitted,
   WebNavigationTypeOther
 };
 
 class WebDataSource {
  public:
+  // A base class for extra data that may be associated with this datasource.
+  // See Set/GetExtraData below.
+  class ExtraData {
+   public:
+    virtual ~ExtraData() {}
+  };
+
   virtual ~WebDataSource() {}
 
   // Returns a reference to the original request data that created the
   // datasource. This request will be unmodified by WebKit.
   //
   // Note that this will be a different physical object than the WebRequest
   // that was specified in the load request initiated by the embedder, but the
   // data members will be copied.
   //
   // This call will update the request with the latest information from WebKit,
@@ skipping 67 matching lines @@
   // Returns the time all dependent resources have been loaded and onload()
   // has been called. This corresponds to the DidFinishLoadForFrame delegate
   // notification.
   virtual base::Time GetFinishLoadTime() const = 0;
 
   // Returns the first time a layout was performed
   virtual base::Time GetFirstLayoutTime() const = 0;
 
   // Returns the reason the document was loaded.
   virtual WebNavigationType GetNavigationType() const = 0;
+
+  // Extra data associated with this datasource.  If non-null, the extra data
+  // pointer will be deleted when the datasource is destroyed.  Setting the
+  // extra data pointer will cause any existing non-null extra data pointer to
+  // be deleted.
+  virtual ExtraData* GetExtraData() const = 0;
+  virtual void SetExtraData(ExtraData* extra_data) = 0;
 };
 
 #endif  // #ifndef WEBKIT_GLUE_WEBDATASOURCE_H_