Credential Manager: Migrate to WebView client-based approach.

public/web/WebView.h

 /*
  * Copyright (C) 2009, 2010, 2011, 2012 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 26 matching lines @@
 #include "WebDragOperation.h"
 #include "WebHistoryCommitType.h"
 #include "WebHistoryItem.h"
 #include "WebPageVisibilityState.h"
 #include "WebWidget.h"
 
 namespace blink {
 
 class WebAXObject;
 class WebAutofillClient;
+class WebCredentialManagerClient;
 class WebDevToolsAgent;
 class WebDevToolsAgentClient;
 class WebDragData;
 class WebFrame;
 class WebFrameClient;
 class WebGraphicsContext3D;
 class WebHitTestResult;
 class WebNode;
 class WebPageOverlay;
 class WebPrerendererClient;
@@ skipping 31 matching lines @@
     BLINK_EXPORT static WebView* create(WebViewClient*);
 
     // After creating a WebView, you should immediately call this method.
     // You can optionally modify the settings before calling this method.
     // This WebFrame will receive events for the main frame and must not
     // be null.
     virtual void setMainFrame(WebFrame*) = 0;
 
     // Initializes the various client interfaces.
     virtual void setAutofillClient(WebAutofillClient*) = 0;
+    virtual void setCredentialManagerClient(WebCredentialManagerClient*) = 0;
     virtual void setDevToolsAgentClient(WebDevToolsAgentClient*) = 0;
     virtual void setPrerendererClient(WebPrerendererClient*) = 0;
     virtual void setSpellCheckClient(WebSpellCheckClient*) = 0;
 
     // Options -------------------------------------------------------------
 
     // The returned pointer is valid for the lifetime of the WebView.
     virtual WebSettings* settings() = 0;
 
     // Corresponds to the encoding of the main frame.  Setting the page
@@ skipping 388 matching lines @@
 
     // Testing functionality for TestRunner ---------------------------------
 
 protected:
     ~WebView() {}
 };
 
 } // namespace blink
 
 #endif