Adds the option of aligning the launcher to the left or right. There

ash/launcher/launcher_view_unittest.cc

 // 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.
 
 #include "ash/launcher/launcher_view.h"
 
 #include "ash/launcher/launcher.h"
 #include "ash/launcher/launcher_button.h"
 #include "ash/launcher/launcher_icon_observer.h"
 #include "ash/launcher/launcher_model.h"
@@ skipping 79 matching lines @@
   observer()->Reset();
 
   widget->Show();
   widget->GetNativeWindow()->parent()->RemoveChild(widget->GetNativeWindow());
   EXPECT_EQ(1, observer()->count());
   observer()->Reset();
 }
 
 TEST_F(LauncherViewIconObserverTest, BoundsChanged) {
   Launcher* launcher = Shell::GetInstance()->launcher();
-  int total_width = launcher->widget()->GetWindowScreenBounds().width();
+  gfx::Size launcher_size = launcher->widget()->GetWindowScreenBounds().size();
+  int total_width = launcher_size.width() / 2;
   ASSERT_GT(total_width, 0);
-  launcher->SetStatusWidth(total_width / 2);
+  launcher->SetStatusSize(gfx::Size(total_width, launcher_size.height()));
   EXPECT_EQ(1, observer()->count());
   observer()->Reset();
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // LauncherView tests.
 
 class LauncherViewTest : public aura::test::AuraTestBase {
  public:
   LauncherViewTest() {}
@@ skipping 170 matching lines @@
   // Verifies non-overflow buttons are visible.
   for (int i = 0; i <= test_api_->GetLastVisibleIndex(); ++i) {
     internal::LauncherButton* button = test_api_->GetButton(i);
     EXPECT_TRUE(button->visible()) << "button index=" << i;
     EXPECT_EQ(1.0f, button->layer()->opacity()) << "button index=" << i;
   }
 }
 
 }  // namespace test
 }  // namespace ash