Mac: Fix SDK 10.11 Compile errors after clang roll in r387792

chrome/browser/ui/cocoa/panels/panel_window_controller_cocoa.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.
 
 #include "chrome/browser/ui/cocoa/panels/panel_window_controller_cocoa.h"
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/auto_reset.h"
 #include "base/logging.h"
 #include "base/mac/bundle_locations.h"
 #include "base/mac/foundation_util.h"
 #include "base/mac/mac_util.h"
 #include "base/mac/scoped_nsautorelease_pool.h"
 #include "base/strings/sys_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"  // IDC_*
+#import "chrome/browser/app_controller_mac.h"
 #include "chrome/browser/chrome_browser_application_mac.h"
 #include "chrome/browser/profiles/profile.h"
 #import "chrome/browser/ui/cocoa/browser_window_utils.h"
 #import "chrome/browser/ui/cocoa/panels/mouse_drag_controller.h"
 #import "chrome/browser/ui/cocoa/panels/panel_cocoa.h"
 #import "chrome/browser/ui/cocoa/panels/panel_titlebar_view_cocoa.h"
 #import "chrome/browser/ui/cocoa/panels/panel_utils_cocoa.h"
 #import "chrome/browser/ui/cocoa/sprite_view.h"
 #import "chrome/browser/ui/cocoa/tab_contents/favicon_util_mac.h"
 #import "chrome/browser/ui/cocoa/tab_contents/tab_contents_controller.h"
@@ skipping 304 matching lines @@
 // items we care about have been set with the |-commandDispatch:|
 // action and a target of FirstResponder in IB.
 // Delegate to the NSApp delegate if Panel does not care about the command or
 // shortcut, to make sure the global items in Chrome main app menu still work.
 - (BOOL)validateUserInterfaceItem:(id<NSValidatedUserInterfaceItem>)item {
   if ([item action] == @selector(commandDispatch:)) {
     NSInteger tag = [item tag];
     CommandUpdater* command_updater = windowShim_->panel()->command_updater();
     if (command_updater->SupportsCommand(tag))
       return command_updater->IsCommandEnabled(tag);
-    else
-      return [[NSApp delegate] validateUserInterfaceItem:item];
+
+    AppController* appController =
+        base::mac::ObjCCastStrict<AppController>([NSApp delegate]);
+    return [appController validateUserInterfaceItem:item];
   }
   return NO;
 }
 
 // Called when the user picks a menu or toolbar item when this window is key.
 // Calls through to the panel object to execute the command or delegates up.
 - (void)commandDispatch:(id)sender {
   DCHECK(sender);
   NSInteger tag = [sender tag];
   CommandUpdater* command_updater = windowShim_->panel()->command_updater();
-  if (command_updater->SupportsCommand(tag))
+  if (command_updater->SupportsCommand(tag)) {
     windowShim_->panel()->ExecuteCommandIfEnabled(tag);
-  else
-    [[NSApp delegate] commandDispatch:sender];
+  } else {
+    AppController* appController =
+        base::mac::ObjCCastStrict<AppController>([NSApp delegate]);
+    [appController commandDispatch:sender];
+  }
 }
 
 // Handler for the custom Close button.
 - (void)closePanel {
   windowShim_->panel()->Close();
 }
 
 // Handler for the custom Minimize button.
 - (void)minimizeButtonClicked:(int)modifierFlags {
   Panel* panel = windowShim_->panel();
@@ skipping 573 matching lines @@
       if (![window canBecomeKeyWindow])
         continue;
 
       [window makeKeyWindow];
     }
     return;
   }
 }
 
 @end