Remove CrApplication dependency from base

base/mac_util_unittest.mm

 // Copyright (c) 2010 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>
 #include <vector>
 
 #include "base/mac_util.h"
 
-#import "base/chrome_application_mac.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/mac/scoped_cftyperef.h"
+#include "base/test/mock_chrome_application_mac.h"
 #include "base/scoped_nsobject.h"
 #include "base/scoped_ptr.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/platform_test.h"
 
 namespace mac_util {
 
 namespace {
 
 typedef PlatformTest MacUtilTest;
@@ skipping 23 matching lines @@
 }
 
 TEST_F(MacUtilTest, TestLibraryPath) {
   FilePath library_dir = GetUserLibraryPath();
   // Make sure the string isn't empty.
   EXPECT_FALSE(library_dir.value().empty());
 }
 
 TEST_F(MacUtilTest, TestGrabWindowSnapshot) {
   // Launch a test window so we can take a snapshot.
-  [CrApplication sharedApplication];
+  [MockCrApp sharedApplication];
   NSRect frame = NSMakeRect(0, 0, 400, 400);
   scoped_nsobject<NSWindow> window(
       [[NSWindow alloc] initWithContentRect:frame
                                   styleMask:NSBorderlessWindowMask
                                     backing:NSBackingStoreBuffered
                                       defer:NO]);
   [window setBackgroundColor:[NSColor whiteColor]];
   [window makeKeyAndOrderFront:NSApp];
 
   scoped_ptr<std::vector<unsigned char> > png_representation(
@@ skipping 119 matching lines @@
   mac_util::NSObjectRetain(array);
   EXPECT_EQ(2U, [array retainCount]);
 
   mac_util::NSObjectRelease(array);
   EXPECT_EQ(1U, [array retainCount]);
 }
 
 }  // namespace
 
 }  // namespace mac_util