Suppress -Wpartial-availability warnings that arise from NSWindowDelegate methods only available on…

ui/views/cocoa/bridged_native_widget_unittest.mm

 // Copyright 2014 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 "ui/views/cocoa/bridged_native_widget.h"
 
 #import <Cocoa/Cocoa.h>
 
 #import "base/mac/foundation_util.h"
 #import "base/mac/mac_util.h"
 #import "base/mac/sdk_forward_declarations.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/sys_string_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #import "testing/gtest_mac.h"
 #import "ui/gfx/test/ui_cocoa_test_helper.h"
 #import "ui/views/cocoa/bridged_content_view.h"
 #import "ui/views/cocoa/native_widget_mac_nswindow.h"
+#import "ui/views/cocoa/views_nswindow_delegate.h"
 #include "ui/views/controls/textfield/textfield.h"
 #include "ui/views/ime/input_method.h"
 #include "ui/views/view.h"
 #include "ui/views/widget/native_widget_mac.h"
 #include "ui/views/widget/root_view.h"
 #include "ui/views/widget/widget.h"
 #include "ui/views/widget/widget_observer.h"
 
 using base::ASCIIToUTF16;
 using base::SysNSStringToUTF8;
@@ skipping 452 matching lines @@
   EXPECT_EQ(0, [window ignoredToggleFullScreenCount]);
   EXPECT_TRUE(bridge()->target_fullscreen_state());
   [center postNotificationName:NSWindowDidExitFullScreenNotification
                         object:window];
   EXPECT_EQ(1, [window ignoredToggleFullScreenCount]);
   EXPECT_FALSE(bridge()->target_fullscreen_state());
 
   // Cocoa follows up with a failure message sent to the NSWindowDelegate (there
   // is no equivalent notification for failure). Called via id so that this
   // compiles on 10.6.
-  id window_delegate = [window delegate];
+  ViewsNSWindowDelegate* window_delegate =
+      base::mac::ObjCCast<ViewsNSWindowDelegate>([window delegate]);
   [window_delegate windowDidFailToEnterFullScreen:window];
   EXPECT_FALSE(bridge()->target_fullscreen_state());
 
   // Now perform a successful fullscreen operation.
   [center postNotificationName:NSWindowWillEnterFullScreenNotification
                         object:window];
   EXPECT_TRUE(bridge()->target_fullscreen_state());
   [center postNotificationName:NSWindowDidEnterFullScreenNotification
                         object:window];
   EXPECT_TRUE(bridge()->target_fullscreen_state());
@@ skipping 10 matching lines @@
   [center postNotificationName:NSWindowDidExitFullScreenNotification
                         object:window];
   EXPECT_EQ(1, [window ignoredToggleFullScreenCount]);  // No change.
   EXPECT_FALSE(bridge()->target_fullscreen_state());
 
   widget_->CloseNow();
 }
 
 }  // namespace test
 }  // namespace views