Makes it so the launcher only gets focus when using the keyboard.

ash/focus_cycler.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/focus_cycler.h"
 
 #include "ash/shell.h"
 #include "ash/shell_delegate.h"
 #include "ui/views/widget/widget.h"
 #include "ui/views/focus/focus_search.h"
 #include "ui/aura/window.h"
 #include "ui/aura/client/activation_client.h"
 
 #include "ui/views/accessible_pane_view.h"
 
 namespace ash {
 
 namespace internal {
 
-FocusCycler::FocusCycler() {
+FocusCycler::FocusCycler() : widget_activating_(NULL) {
 }
 
 FocusCycler::~FocusCycler() {
 }
 
 void FocusCycler::AddWidget(views::Widget* widget) {
   widgets_.push_back(widget);
 
   widget->GetFocusManager()->RegisterAccelerator(
       ui::Accelerator(ui::VKEY_F2, false, true, false), this);
@@ skipping 33 matching lines @@
       if (!windows.empty()) {
         aura::client::GetActivationClient()->ActivateWindow(windows[0]);
         break;
       }
     } else {
       views::Widget* widget = widgets_[index];
 
       views::AccessiblePaneView* view =
           static_cast<views::AccessiblePaneView*>(widget->GetContentsView());
       if (view->SetPaneFocusAndFocusDefault()) {
+        widget_activating_ = widget;
         widget->Activate();
+        widget_activating_ = NULL;
         if (widget->IsActive())
           break;
       }
     }
   }
 }
 
 bool FocusCycler::AcceleratorPressed(const ui::Accelerator& accelerator) {
   switch (accelerator.key_code()) {
     case ui::VKEY_F1:
       RotateFocus(BACKWARD);
       return true;
     case ui::VKEY_F2:
       RotateFocus(FORWARD);
       return true;
     default:
       return false;
   }
 }
 
 bool FocusCycler::CanHandleAccelerators() const {
   return true;
 }
 
 }  // namespace internal
 
 }  // namespace ash