Revert 115515 - [Aura] Implement views-based applist.

ui/aura_shell/examples/aura_shell_main.cc

Index: ui/aura_shell/examples/aura_shell_main.cc
===================================================================
--- ui/aura_shell/examples/aura_shell_main.cc	(revision 115517)
+++ ui/aura_shell/examples/aura_shell_main.cc	(working copy)
@@ -8,7 +8,6 @@
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "ui/aura/root_window.h"
-#include "ui/aura_shell/examples/example_factory.h"
 #include "ui/aura_shell/examples/toplevel_window.h"
 #include "ui/aura_shell/launcher/launcher_types.h"
 #include "ui/aura_shell/shell.h"
@@ -24,6 +23,34 @@
 
 namespace {
 
+class AppListWindow : public views::WidgetDelegateView {
+ public:
+  AppListWindow() {
+  }
+
+  // static
+  static views::Widget* Create(const gfx::Rect& bounds) {
+    AppListWindow* app_list = new AppListWindow;
+
+    views::Widget::InitParams widget_params(
+        views::Widget::InitParams::TYPE_WINDOW_FRAMELESS);
+    widget_params.bounds = bounds;
+    widget_params.delegate = app_list;
+    widget_params.keep_on_top = true;
+    widget_params.transparent = true;
+
+    views::Widget* widget = new views::Widget;
+    widget->Init(widget_params);
+    widget->SetContentsView(app_list);
+    return widget;
+  }
+
+  // Overridden from views::View:
+  virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE {
+    canvas->FillRect(SkColorSetARGB(0x4F, 0xFF, 0, 0), bounds());
+  }
+};
+
 class ShellDelegateImpl : public aura_shell::ShellDelegate {
  public:
   ShellDelegateImpl() {
@@ -43,21 +70,9 @@
   virtual void RequestAppListWidget(
       const gfx::Rect& bounds,
       const SetWidgetCallback& callback) OVERRIDE {
-    // TODO(xiyuan): Clean this up.
-    // The code below here is because we don't want to use
-    // --aura-views-applist. This function is deprecated and all code
-    // here will be removed when we clean it up.
-    aura_shell::examples::CreateAppList(bounds, callback);
+    callback.Run(AppListWindow::Create(bounds));
   }
 
-  virtual void BuildAppListModel(aura_shell::AppListModel* model) {
-    aura_shell::examples::BuildAppListModel(model);
-  }
-
-  virtual aura_shell::AppListViewDelegate* CreateAppListViewDelegate() {
-    return aura_shell::examples::CreateAppListViewDelegate();
-  }
-
   virtual void LauncherItemClicked(
       const aura_shell::LauncherItem& item) OVERRIDE {
     aura_shell::ActivateWindow(item.window);