[Mac] Use the new {EXPECT,ASSERT}_NS{EQ,NE} macros where possible.

chrome/browser/cocoa/bookmark_bar_bridge_unittest.mm

 // Copyright (c) 2009 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/cocoa/bookmark_bar_bridge.h"
 #include "chrome/browser/cocoa/bookmark_bar_controller.h"
 #include "chrome/browser/cocoa/browser_test_helper.h"
 #include "chrome/browser/cocoa/cocoa_test_helper.h"
 #include "testing/gtest/include/gtest/gtest.h"
+#import "testing/gtest_mac.h"
 #include "testing/platform_test.h"
 
 // TODO(jrg): add OCMock to Chromium to save some typing.
 
 namespace {
 
 // Information needed to open a URL, as passed to the
 // BookmarkBarController's delegate.
 typedef std::pair<GURL,WindowOpenDisposition> OpenInfo;
 
@@ skipping 101 matching lines @@
   bridge->BookmarkNodeAdded(NULL, NULL, 0);
   bridge->BookmarkNodeChanged(NULL, NULL);
   bridge->BookmarkNodeFavIconLoaded(NULL, NULL);
   bridge->BookmarkNodeChildrenReordered(NULL, NULL);
   bridge->BookmarkNodeRemoved(NULL, NULL, 0, NULL);
 
   // 8 calls above plus an initial Loaded() in init routine makes 9
   EXPECT_TRUE([controller.get()->callbacks_ count] == 9);
 
   for (int x = 1; x < 9; x++) {
-    NSNumber *num = [NSNumber numberWithInt:x-1];
-    EXPECT_TRUE([[controller.get()->callbacks_ objectAtIndex:x] isEqual:num]);
+    NSNumber* num = [NSNumber numberWithInt:x-1];
+    EXPECT_NSEQ(num, [controller.get()->callbacks_ objectAtIndex:x]);
   }
 }