Ups the size of the desktop window that is created so tests pass. We

ui/aura/aura_test_base.cc

 // Copyright (c) 2011 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 "ui/aura/aura_test_base.h"
 
 #if defined(OS_WIN)
 #include <ole2.h>
 #endif
 
@@ skipping 25 matching lines @@
       << "You have overrideen TearDown but never called super class's TearDown";
 }
 
 void AuraTestBase::SetUp() {
   testing::Test::SetUp();
   setup_called_ = true;
   aura::Desktop::set_compositor_factory_for_testing(&TestCreateCompositor);
   // TestDesktopDelegate is owned by the desktop.
   new TestDesktopDelegate();
   Desktop::GetInstance()->Show();
-  Desktop::GetInstance()->SetSize(gfx::Size(500, 500));
+  Desktop::GetInstance()->SetSize(gfx::Size(600, 600));
 }
 
 void AuraTestBase::TearDown() {
   // Flush the message loop because we have pending release tasks
   // and these tasks if un-executed would upset Valgrind.
   RunPendingMessages();
   teardown_called_ = true;
   testing::Test::TearDown();
   aura::Desktop::set_compositor_factory_for_testing(NULL);
 }
 
 }  // namespace aura