MacViews: Remove BrowserWindowController dependency from AppController

chrome/browser/ui/cocoa/confirm_quit_panel_controller.mm

 // 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.
 
 #import <Cocoa/Cocoa.h>
 #import <QuartzCore/QuartzCore.h>
 
 #import "chrome/browser/ui/cocoa/confirm_quit_panel_controller.h"
 
 #include "base/logging.h"
 #include "base/mac/scoped_nsobject.h"
 #include "base/metrics/histogram.h"
 #include "base/prefs/pref_registry_simple.h"
 #include "base/strings/sys_string_conversions.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
-#import "chrome/browser/ui/cocoa/browser_window_controller.h"
+#include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/cocoa/confirm_quit.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/grit/generated_resources.h"
 #import "ui/base/accelerators/platform_accelerator_cocoa.h"
 #include "ui/base/l10n/l10n_util_mac.h"
 
 // Constants ///////////////////////////////////////////////////////////////////
 
 // How long the user must hold down Cmd+Q to confirm the quit.
 const NSTimeInterval kTimeToConfirmQuit = 1.5;
@@ skipping 119 matching lines @@
   if ((self = [super initWithDuration:duration
                        animationCurve:NSAnimationLinear])) {
     application_ = app;
     [self setDelegate:self];
   }
   return self;
 }
 
 - (void)setCurrentProgress:(NSAnimationProgress)progress {
   for (NSWindow* window in [application_ windows]) {
-    if ([[window windowController]
-            isKindOfClass:[BrowserWindowController class]]) {
+    if (chrome::FindBrowserWithWindow(window))
       [window setAlphaValue:1.0 - progress];
-    }
   }
 }
 
 - (void)animationDidStop:(NSAnimation*)anim {
   DCHECK_EQ(self, anim);
   [self autorelease];
 }
 
 @end
 
@@ skipping 247 matching lines @@
   if (modifiers & NSAlternateKeyMask)
     [string appendString:@"\u2325"];
   if (modifiers & NSShiftKeyMask)
     [string appendString:@"\u21E7"];
 
   [string appendString:[item.characters() uppercaseString]];
   return string;
 }
 
 @end