ash/wm: Remove dead code.

ui/views_content_client/views_content_client_main_parts_chromeos.cc

Index: ui/views_content_client/views_content_client_main_parts_chromeos.cc
diff --git a/ui/views_content_client/views_content_client_main_parts_chromeos.cc b/ui/views_content_client/views_content_client_main_parts_chromeos.cc
index 79e091144ff54c526dcfa016b09f09ae6048223b..36d24429a40594d3ecd5aea48b76a9b8c6fde99d 100644
--- a/ui/views_content_client/views_content_client_main_parts_chromeos.cc
+++ b/ui/views_content_client/views_content_client_main_parts_chromeos.cc
@@ -10,29 +10,12 @@
 #include "ui/gfx/screen.h"
 #include "ui/views_content_client/views_content_client.h"
 #include "ui/views_content_client/views_content_client_main_parts_aura.h"
-#include "ui/wm/core/nested_accelerator_controller.h"
-#include "ui/wm/core/nested_accelerator_delegate.h"
 #include "ui/wm/test/wm_test_helper.h"
 
 namespace ui {
 
 namespace {
 
-// A dummy version of the delegate usually provided by the Ash Shell.
-class NestedAcceleratorDelegate : public ::wm::NestedAcceleratorDelegate {
- public:
-  NestedAcceleratorDelegate() {}
-  ~NestedAcceleratorDelegate() override {}
-
-  // ::wm::NestedAcceleratorDelegate:
-  Result ProcessAccelerator(const ui::Accelerator& accelerator) override {
-    return RESULT_NOT_PROCESSED;
-  }
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(NestedAcceleratorDelegate);
-};
-
 class ViewsContentClientMainPartsChromeOS
     : public ViewsContentClientMainPartsAura {
  public:
@@ -49,7 +32,6 @@ class ViewsContentClientMainPartsChromeOS
   // Enable a minimal set of views::corewm to be initialized.
   scoped_ptr<gfx::Screen> test_screen_;
   scoped_ptr< ::wm::WMTestHelper> wm_test_helper_;
-  scoped_ptr< ::wm::NestedAcceleratorController> nested_accelerator_controller_;
 
   DISALLOW_COPY_AND_ASSIGN(ViewsContentClientMainPartsChromeOS);
 };
@@ -75,16 +57,9 @@ void ViewsContentClientMainPartsChromeOS::PreMainMessageLoopRun() {
   // Ensure Aura knows where to open new windows.
   aura::Window* root_window = wm_test_helper_->host()->window();
   views_content_client()->task().Run(browser_context(), root_window);
-
-  nested_accelerator_controller_.reset(
-      new ::wm::NestedAcceleratorController(new NestedAcceleratorDelegate));
-  aura::client::SetDispatcherClient(root_window,
-                                    nested_accelerator_controller_.get());
 }
 
 void ViewsContentClientMainPartsChromeOS::PostMainMessageLoopRun() {
-  aura::client::SetDispatcherClient(wm_test_helper_->host()->window(), NULL);
-  nested_accelerator_controller_.reset();
   wm_test_helper_.reset();
   test_screen_.reset();