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

ash/shell.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/shell.h"
 
 #include <algorithm>
 
 #include "ash/accelerators/focus_manager_factory.h"
 #include "ash/app_list/app_list.h"
@@ skipping 862 matching lines @@
 }
 
 void Shell::SetShelfAutoHideBehavior(ShelfAutoHideBehavior behavior) {
   shelf_->SetAutoHideBehavior(behavior);
 }
 
 ShelfAutoHideBehavior Shell::GetShelfAutoHideBehavior() const {
   return shelf_->auto_hide_behavior();
 }
 
+void Shell::SetShelfAlignment(ShelfAlignment alignment) {
+  shelf_->SetAlignment(alignment);
+}
+
+ShelfAlignment Shell::GetShelfAlignment() {
+  return shelf_->alignment();
+}
+
 int Shell::GetGridSize() const {
   return workspace_controller_->workspace_manager()->grid_size();
 }
 
 bool Shell::IsInMaximizedMode() const {
   return workspace_controller_->workspace_manager()->IsInMaximizedMode();
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // Shell, private:
@@ skipping 41 matching lines @@
     panel_container->SetLayoutManager(panel_layout_manager_);
   }
 }
 
 void Shell::DisableWorkspaceGridLayout() {
   if (workspace_controller_.get())
     workspace_controller_->workspace_manager()->set_grid_size(0);
 }
 
 }  // namespace ash