Consolidate Browser Creation.

chrome/browser/ui/cocoa/tabpose_window_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 "chrome/browser/ui/cocoa/tabpose_window.h"
 
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/cocoa/cocoa_profile_test.h"
 #include "chrome/browser/ui/tab_contents/tab_contents.h"
@@ skipping 18 matching lines @@
         profile(), site_instance_, MSG_ROUTING_NONE, NULL, NULL);
     browser()->tab_strip_model()->AppendTabContents(
         tab_contents, /*foreground=*/true);
   }
 
   scoped_refptr<SiteInstance> site_instance_;
 };
 
 // Check that this doesn't leak.
 TEST_F(TabposeWindowTest, TestShow) {
-  BrowserWindow* browser_window = CreateBrowserWindow();
-  NSWindow* parent = browser_window->GetNativeWindow();
+  NSWindow* parent = browser()->window()->GetNativeWindow();
 
   [parent orderFront:nil];
   EXPECT_TRUE([parent isVisible]);
 
   // Add a few tabs to the tab strip model.
   for (int i = 0; i < 3; ++i)
     AppendTabToStrip();
 
   base::mac::ScopedNSAutoreleasePool pool;
   TabposeWindow* window =
       [TabposeWindow openTabposeFor:parent
                                rect:NSMakeRect(10, 20, 250, 160)
                               slomo:NO
                       tabStripModel:browser()->tab_strip_model()];
 
   // Should release the window.
   [window mouseDown:nil];
 }
 
 TEST_F(TabposeWindowTest, TestModelObserver) {
-  BrowserWindow* browser_window = CreateBrowserWindow();
-  NSWindow* parent = browser_window->GetNativeWindow();
+  NSWindow* parent = browser()->window()->GetNativeWindow();
   [parent orderFront:nil];
 
   // Add a few tabs to the tab strip model.
   for (int i = 0; i < 3; ++i)
     AppendTabToStrip();
 
   base::mac::ScopedNSAutoreleasePool pool;
   TabposeWindow* window =
       [TabposeWindow openTabposeFor:parent
                                rect:NSMakeRect(10, 20, 250, 160)
@@ skipping 35 matching lines @@
   DCHECK_EQ([window selectedIndex], 0);
 
   [window selectTileAtIndexWithoutAnimation:1];
   model->CloseTabContentsAt(0, TabStripModel::CLOSE_NONE);
   DCHECK_EQ([window thumbnailLayerCount], 1u);
   DCHECK_EQ([window selectedIndex], 0);
 
   // Should release the window.
   [window mouseDown:nil];
 }