Remove NavigationAction

public/web/WebDataSource.h

 /*
  * Copyright (C) 2009 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 71 matching lines @@
     // client redirect.
     virtual bool isClientRedirect() const = 0;
 
     // Returns whether the navigation associated with this datasource should
     // replace the current history item.
     virtual bool replacesCurrentHistoryItem() const = 0;
 
     // The type of navigation that triggered the creation of this datasource.
     virtual WebNavigationType navigationType() const = 0;
 
-    // The time in seconds (since the epoch) of the event that triggered
-    // the creation of this datasource.  Returns 0 if unknown.
-    virtual double triggeringEventTime() 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* extraData() const = 0;
     virtual void setExtraData(ExtraData*) = 0;
 
     // Sets the navigation start time for this datasource. Ordinarily,
     // navigation start is determined in WebCore. But, in some situations,
     // the embedder might have a better value and can override it here. This
     // should be called before WebFrameClient::didCommitProvisionalLoad.
     // Calling it later may confuse users, because JavaScript may have run and
     // the user may have already recorded the original value.
     virtual void setNavigationStartTime(double) = 0;
 
 protected:
     ~WebDataSource() { }
 };
 
 } // namespace blink
 
 #endif