[rAc] [OSX] Set tooltip bubble arrow's anchor point based on the icon location.

chrome/browser/ui/cocoa/autofill/autofill_tooltip_controller_unittest.mm

 // Copyright 2013 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 "chrome/browser/ui/cocoa/autofill/autofill_tooltip_controller.h"
 
 #include "base/mac/scoped_nsobject.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #import "ui/base/test/ui_cocoa_test_helper.h"
 
 namespace {
 
 class AutofillTooltipControllerTest: public ui::CocoaTest {
  public:
   virtual void SetUp() OVERRIDE {
     CocoaTest::SetUp();
-    controller_.reset([[AutofillTooltipController alloc] init]);
+    controller_.reset([[AutofillTooltipController alloc]
+                           initWithArrowLocation:info_bubble::kTopCenter]);
     [[test_window() contentView] addSubview:[controller_ view]];
   }
 
  protected:
   base::scoped_nsobject<AutofillTooltipController> controller_;
 };
 
 }  // namespace
 
 TEST_VIEW(AutofillTooltipControllerTest, [controller_ view])