gcc 4.6 warnings cleanup

chrome/browser/ui/browser.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/browser.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <shellapi.h>
 #endif  // OS_WIN
@@ skipping 5198 matching lines @@
 
 void Browser::ToggleSpeechInput() {
   GetSelectedTabContentsWrapper()->render_view_host()->ToggleSpeechInput();
 }
 
 void Browser::OnWindowDidShow() {
   if (window_has_shown_)
     return;
   window_has_shown_ = true;
 
-  bool did_show_bubble = false;
-
   // Show the First Run information bubble if we've been told to.
   PrefService* local_state = g_browser_process->local_state();
   if (local_state &&
       local_state->FindPreference(prefs::kShouldShowFirstRunBubble) &&
       local_state->GetBoolean(prefs::kShouldShowFirstRunBubble)) {
     FirstRun::BubbleType bubble_type = FirstRun::LARGE_BUBBLE;
     if (local_state->
         FindPreference(prefs::kShouldUseOEMFirstRunBubble) &&
         local_state->GetBoolean(prefs::kShouldUseOEMFirstRunBubble)) {
       bubble_type = FirstRun::OEM_BUBBLE;
     } else if (local_state->
         FindPreference(prefs::kShouldUseMinimalFirstRunBubble) &&
         local_state->GetBoolean(prefs::kShouldUseMinimalFirstRunBubble)) {
       bubble_type = FirstRun::MINIMAL_BUBBLE;
     }
     // Reset the preference so we don't show the bubble for subsequent windows.
     local_state->ClearPref(prefs::kShouldShowFirstRunBubble);
     window_->GetLocationBar()->ShowFirstRunBubble(bubble_type);
-    did_show_bubble = true;
   } else if (is_type_tabbed()) {
     GlobalErrorService* service =
         GlobalErrorServiceFactory::GetForProfile(profile());
     GlobalError* error = service->GetFirstGlobalErrorWithBubbleView();
     if (error) {
       error->ShowBubbleView(this);
-      did_show_bubble = true;
     }
   }
 }