Remove obsolete app_list Linux code.

chrome/browser/ui/app_list/app_list_shower_views.cc

Index: chrome/browser/ui/app_list/app_list_shower_views.cc
diff --git a/chrome/browser/ui/app_list/app_list_shower_views.cc b/chrome/browser/ui/app_list/app_list_shower_views.cc
deleted file mode 100644
index 8f4ee0a2ba39d5a160cd71f9e7df8ec7dcee7b8e..0000000000000000000000000000000000000000
--- a/chrome/browser/ui/app_list/app_list_shower_views.cc
+++ /dev/null
@@ -1,154 +0,0 @@
-// Copyright 2014 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 "chrome/browser/ui/app_list/app_list_shower_views.h"
-
-#include "base/bind.h"
-#include "base/location.h"
-#include "base/profiler/scoped_tracker.h"
-#include "base/single_thread_task_runner.h"
-#include "base/threading/thread_task_runner_handle.h"
-#include "chrome/browser/lifetime/keep_alive_types.h"
-#include "chrome/browser/lifetime/scoped_keep_alive.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/ui/app_list/app_list_shower_delegate.h"
-#include "chrome/browser/ui/app_list/app_list_view_delegate.h"
-#include "ui/app_list/views/app_list_view.h"
-#include "ui/display/screen.h"
-#include "ui/gfx/geometry/point.h"
-
-AppListShower::AppListShower(AppListShowerDelegate* delegate)
-    : delegate_(delegate),
-      profile_(NULL),
-      app_list_(NULL),
-      window_icon_updated_(false) {
-}
-
-AppListShower::~AppListShower() {
-}
-
-void AppListShower::ShowForCurrentProfile() {
-  DCHECK(HasView());
-  keep_alive_.reset(new ScopedKeepAlive(KeepAliveOrigin::APP_LIST_SHOWER,
-                                        KeepAliveRestartOption::DISABLED));
-
-  // If the app list is already displaying |profile| just activate it (in case
-  // we have lost focus).
-  if (!IsAppListVisible())
-    delegate_->MoveNearCursor(app_list_);
-
-  Show();
-}
-
-gfx::NativeWindow AppListShower::GetWindow() {
-  if (!IsAppListVisible())
-    return NULL;
-  return app_list_->GetWidget()->GetNativeWindow();
-}
-
-void AppListShower::CreateViewForProfile(Profile* requested_profile) {
-  DCHECK(requested_profile);
-  if (HasView() && requested_profile->IsSameProfile(profile_))
-    return;
-
-  profile_ = requested_profile->GetOriginalProfile();
-  if (HasView()) {
-    UpdateViewForNewProfile();
-    return;
-  }
-  app_list_ = MakeViewForCurrentProfile();
-
-  // TODO(tapted): Remove ScopedTracker below once crbug.com/431326 is fixed.
-  tracked_objects::ScopedTracker tracking_profile(
-      FROM_HERE_WITH_EXPLICIT_FUNCTION(
-          "431326 AppListShowerDelegate::OnViewCreated()"));
-
-  delegate_->OnViewCreated();
-}
-
-void AppListShower::DismissAppList() {
-  if (HasView()) {
-    Hide();
-    delegate_->OnViewDismissed();
-    // This can be reached by pressing the dismiss accelerator. To prevent
-    // events from being processed with a destroyed dispatcher, delay the reset
-    // of the keep alive.
-    ResetKeepAliveSoon();
-  }
-}
-
-void AppListShower::HandleViewBeingDestroyed() {
-  app_list_ = NULL;
-  profile_ = NULL;
-
-  // We may end up here as the result of the OS deleting the AppList's
-  // widget (WidgetObserver::OnWidgetDestroyed). If this happens and there
-  // are no browsers around then deleting the keep alive will result in
-  // deleting the Widget again (by way of CloseAllSecondaryWidgets). When
-  // the stack unravels we end up back in the Widget that was deleted and
-  // crash. By delaying deletion of the keep alive we ensure the Widget has
-  // correctly been destroyed before ending the keep alive so that
-  // CloseAllSecondaryWidgets() won't attempt to delete the AppList's Widget
-  // again.
-  ResetKeepAliveSoon();
-}
-
-bool AppListShower::IsAppListVisible() const {
-  return app_list_ && app_list_->GetWidget()->IsVisible();
-}
-
-bool AppListShower::HasView() const {
-  return !!app_list_;
-}
-
-app_list::AppListView* AppListShower::MakeViewForCurrentProfile() {
-  app_list::AppListView* view;
-  {
-    // TODO(tapted): Remove ScopedTracker below once crbug.com/431326 is fixed.
-    tracked_objects::ScopedTracker tracking_profile1(
-        FROM_HERE_WITH_EXPLICIT_FUNCTION("431326 AppListView()"));
-
-    // The app list view manages its own lifetime.
-    view = new app_list::AppListView(delegate_->GetViewDelegateForCreate());
-  }
-
-  gfx::Point cursor = display::Screen::GetScreen()->GetCursorScreenPoint();
-  view->InitAsBubbleAtFixedLocation(NULL,
-                                    0,
-                                    cursor,
-                                    views::BubbleBorder::FLOAT,
-                                    false /* border_accepts_events */);
-  return view;
-}
-
-void AppListShower::UpdateViewForNewProfile() {
-  app_list_->SetProfileByPath(profile_->GetPath());
-}
-
-void AppListShower::Show() {
-  app_list_->GetWidget()->Show();
-  if (!window_icon_updated_) {
-    app_list_->GetWidget()->GetTopLevelWidget()->UpdateWindowIcon();
-    window_icon_updated_ = true;
-  }
-  app_list_->GetWidget()->Activate();
-}
-
-void AppListShower::Hide() {
-  app_list_->GetWidget()->Hide();
-}
-
-void AppListShower::ResetKeepAliveSoon() {
-  if (base::ThreadTaskRunnerHandle::IsSet()) {  // Not set in tests.
-    base::ThreadTaskRunnerHandle::Get()->PostTask(
-        FROM_HERE,
-        base::Bind(&AppListShower::ResetKeepAlive, base::Unretained(this)));
-    return;
-  }
-  ResetKeepAlive();
-}
-
-void AppListShower::ResetKeepAlive() {
-  keep_alive_.reset();
-}