Upstream the Android port find-in-page feature.

chrome/browser/ui/find_bar/find_tab_helper.h

 // Copyright (c) 2011 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 CHROME_BROWSER_UI_FIND_BAR_FIND_TAB_HELPER_H_
 #define CHROME_BROWSER_UI_FIND_BAR_FIND_TAB_HELPER_H_
 
 #include "chrome/browser/ui/find_bar/find_bar_controller.h"
 #include "chrome/browser/ui/find_bar/find_notification_details.h"
 #include "content/public/browser/web_contents_observer.h"
 
+namespace gfx {
+class RectF;
+}
+
 // Per-tab find manager. Handles dealing with the life cycle of find sessions.
 class FindTabHelper : public content::WebContentsObserver {
  public:
   explicit FindTabHelper(content::WebContents* web_contents);
   virtual ~FindTabHelper();
 
   // Starts the Find operation by calling StartFinding on the Tab. This function
   // can be called from the outside as a result of hot-keys, so it uses the
   // last remembered search string as specified with set_find_string(). This
   // function does not block while a search is in progress. The controller will
@@ skipping 28 matching lines @@
   string16 find_text() const { return find_text_; }
 
   // Accessor for the previous search we issued.
   string16 previous_find_text() const { return previous_find_text_; }
 
   // Accessor for find_result_.
   const FindNotificationDetails& find_result() const {
     return last_search_result_;
   }
 
+#if defined(OS_ANDROID)
+  // Selects and zooms to the find result nearest to the point (x,y)
+  // defined in find-in-page coordinates.
+  void ActivateNearestFindResult(float x, float y);
+
+  // Asks the renderer to send the rects of the current find matches.
+  void RequestFindMatchRects(int current_version);
+#endif
+
   void HandleFindReply(int request_id,
                        int number_of_matches,
                        const gfx::Rect& selection_rect,
                        int active_match_ordinal,
                        bool final_update);
 
  private:
   // Each time a search request comes in we assign it an id before passing it
   // over the IPC so that when the results come in we can evaluate whether we
   // still care about the results of the search (in some cases we don't because
@@ skipping 26 matching lines @@
 
   // The last find result. This object contains details about the number of
   // matches, the find selection rectangle, etc. The UI can access this
   // information to build its presentation.
   FindNotificationDetails last_search_result_;
 
   DISALLOW_COPY_AND_ASSIGN(FindTabHelper);
 };
 
 #endif  // CHROME_BROWSER_UI_FIND_BAR_FIND_TAB_HELPER_H_