Get rid of content::NavigationController in cc file and use "using" instead.

chrome/browser/ui/find_bar/find_bar_controller.cc

 // 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.
 
 #include "chrome/browser/ui/find_bar/find_bar_controller.h"
 
 #include <algorithm>
 
 #include "base/i18n/rtl.h"
 #include "build/build_config.h"
 #include "chrome/browser/ui/find_bar/find_bar.h"
 #include "chrome/browser/ui/find_bar/find_bar_state.h"
 #include "chrome/browser/ui/find_bar/find_tab_helper.h"
 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "content/public/browser/navigation_details.h"
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_source.h"
 #include "ui/gfx/rect.h"
 
+using content::NavigationController;
 using content::WebContents;
 
 // The minimum space between the FindInPage window and the search result.
 static const int kMinFindWndDistanceFromSelection = 5;
 
 FindBarController::FindBarController(FindBar* find_bar)
     : find_bar_(find_bar),
       tab_contents_(NULL),
       last_reported_matchcount_(0) {
 }
@@ skipping 54 matching lines @@
 
   if (!tab_contents_)
     return;
 
   registrar_.Add(this,
                  chrome::NOTIFICATION_FIND_RESULT_AVAILABLE,
                  content::Source<WebContents>(tab_contents_->tab_contents()));
   registrar_.Add(
       this,
       content::NOTIFICATION_NAV_ENTRY_COMMITTED,
-      content::Source<content::NavigationController>(
+      content::Source<NavigationController>(
           &tab_contents_->web_contents()->GetController()));
 
   MaybeSetPrepopulateText();
 
   if (tab_contents_->find_tab_helper()->find_ui_active()) {
     // A tab with a visible find bar just got selected and we need to show the
     // find bar but without animation since it was already animated into its
     // visible state. We also want to reset the window location so that
     // we don't surprise the user by popping up to the left for no apparent
     // reason.
@@ skipping 18 matching lines @@
       UpdateFindBarForCurrentResult();
       if (find_tab_helper->find_result().final_update() &&
           find_tab_helper->find_result().number_of_matches() == 0) {
         const string16& last_search = find_tab_helper->previous_find_text();
         const string16& current_search = find_tab_helper->find_text();
         if (last_search.find(current_search) != 0)
           find_bar_->AudibleAlert();
       }
     }
   } else if (type == content::NOTIFICATION_NAV_ENTRY_COMMITTED) {
-    content::NavigationController* source_controller =
-        content::Source<content::NavigationController>(source).ptr();
+    NavigationController* source_controller =
+        content::Source<NavigationController>(source).ptr();
     if (source_controller == &tab_contents_->web_contents()->GetController()) {
       content::LoadCommittedDetails* commit_details =
           content::Details<content::LoadCommittedDetails>(details).ptr();
       content::PageTransition transition_type =
           commit_details->entry->GetTransitionType();
       // We hide the FindInPage window when the user navigates away, except on
       // reload.
       if (find_bar_->IsFindBarVisible()) {
         if (content::PageTransitionStripQualifier(transition_type) !=
             content::PAGE_TRANSITION_RELOAD) {
@@ skipping 89 matching lines @@
   // shown it is showing the right state for this tab. We update the find text
   // _first_ since the FindBarView checks its emptiness to see if it should
   // clear the result count display when there's nothing in the box.
   find_bar_->SetFindText(find_string);
 #else
   // Having a per-tab find_string is not compatible with OS X's find pasteboard,
   // so we always have the same find text in all find bars. This is done through
   // the find pasteboard mechanism, so don't set the text here.
 #endif
 }