[autofill] Adding new API to request an interactive autocomplete UI flow.

content/browser/web_contents/web_contents_impl.h

 // Copyright (c) 2012 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 CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_
 #define CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 413 matching lines @@
                                  bool user_gesture) OVERRIDE;
   virtual void ShowCreatedWidget(int route_id,
                                  const gfx::Rect& initial_pos) OVERRIDE;
   virtual void ShowCreatedFullscreenWidget(int route_id) OVERRIDE;
   virtual void ShowContextMenu(
       const content::ContextMenuParams& params,
       content::ContextMenuSourceType type) OVERRIDE;
   virtual void RequestMediaAccessPermission(
       const content::MediaStreamRequest* request,
       const content::MediaResponseCallback& callback) OVERRIDE;
+  virtual void RequestAutocomplete() OVERRIDE;
 
 #if defined(OS_ANDROID)
   virtual void AttachLayer(WebKit::WebLayer* layer) OVERRIDE;
   virtual void RemoveLayer(WebKit::WebLayer* layer) OVERRIDE;
 #endif
 
   // RenderWidgetHostDelegate --------------------------------------------------
 
   virtual void RenderWidgetDeleted(
       content::RenderWidgetHostImpl* render_widget_host) OVERRIDE;
@@ skipping 430 matching lines @@
   content::RenderViewHost* message_source_;
 
   // All live RenderWidgetHostImpls that are created by this object and may
   // outlive it.
   std::set<content::RenderWidgetHostImpl*> created_widgets_;
 
   DISALLOW_COPY_AND_ASSIGN(WebContentsImpl);
 };
 
 #endif  // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_