Cleanup and IWYU-ify CocoaProfileTest and related tests.

chrome/browser/ui/cocoa/extensions/extension_install_view_controller_unittest.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 "base/mac/scoped_nsobject.h"
 #include "base/strings/sys_string_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #import "chrome/browser/extensions/extension_install_prompt.h"
+#include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/cocoa/cocoa_profile_test.h"
 #import "chrome/browser/ui/cocoa/extensions/extension_install_prompt_test_utils.h"
 #import "chrome/browser/ui/cocoa/extensions/extension_install_view_controller.h"
 #include "chrome/common/extensions/extension.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #import "testing/gtest_mac.h"
 
 using extensions::Extension;
 
 // Base class for our tests.
@@ skipping 333 matching lines @@
   [controller view];  // Force nib load.
 
   NSOutlineView* outlineView = [controller outlineView];
   EXPECT_TRUE(outlineView);
   EXPECT_EQ(4, [outlineView numberOfRows]);
   EXPECT_NSEQ(base::SysUTF16ToNSString(prompt.GetPermissionsDetails(0)),
               [[outlineView dataSource] outlineView:outlineView
                           objectValueForTableColumn:nil
                                              byItem:[outlineView itemAtRow:2]]);
 }