Move the Mac Task Manager to the new backend code.

chrome/browser/task_manager/panel_information.cc

-// 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/task_manager/panel_information.h"
-
-#include <stddef.h>
-
-#include "base/i18n/rtl.h"
-#include "base/macros.h"
-#include "chrome/browser/extensions/extension_service.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/task_manager/renderer_resource.h"
-#include "chrome/browser/task_manager/task_manager_util.h"
-#include "chrome/browser/ui/panels/panel.h"
-#include "chrome/browser/ui/panels/panel_manager.h"
-#include "content/public/browser/notification_service.h"
-#include "content/public/browser/render_frame_host.h"
-#include "content/public/browser/render_process_host.h"
-#include "content/public/browser/render_view_host.h"
-#include "content/public/browser/web_contents.h"
-#include "extensions/browser/extension_registry.h"
-#include "extensions/browser/view_type_utils.h"
-#include "extensions/common/extension.h"
-#include "ui/base/l10n/l10n_util.h"
-#include "ui/gfx/image/image_skia.h"
-
-using content::RenderProcessHost;
-using content::RenderViewHost;
-using content::WebContents;
-using extensions::Extension;
-
-namespace task_manager {
-
-class PanelResource : public RendererResource {
- public:
-  explicit PanelResource(Panel* panel);
-  ~PanelResource() override;
-
-  // Resource methods:
-  Type GetType() const override;
-  base::string16 GetTitle() const override;
-  gfx::ImageSkia GetIcon() const override;
-  content::WebContents* GetWebContents() const override;
-
- private:
-  Panel* panel_;
-  // Determines prefix for title reflecting whether extensions are apps
-  // or in incognito mode.
-  int message_prefix_id_;
-
-  DISALLOW_COPY_AND_ASSIGN(PanelResource);
-};
-
-PanelResource::PanelResource(Panel* panel)
-    : RendererResource(
-        panel->GetWebContents()->GetRenderProcessHost()->GetHandle(),
-        panel->GetWebContents()->GetRenderViewHost()),
-      panel_(panel) {
-  extensions::ExtensionRegistry* registry =
-      extensions::ExtensionRegistry::Get(panel_->profile());
-  message_prefix_id_ = util::GetMessagePrefixID(
-      registry->enabled_extensions().GetByID(panel_->extension_id())->is_app(),
-      true,  // is_extension
-      panel_->profile()->IsOffTheRecord(),
-      false,   // is_prerender
-      false);  // is_background
-}
-
-PanelResource::~PanelResource() {
-}
-
-Resource::Type PanelResource::GetType() const {
-  return EXTENSION;
-}
-
-base::string16 PanelResource::GetTitle() const {
-  base::string16 title = panel_->GetWindowTitle();
-  // Since the title will be concatenated with an IDS_TASK_MANAGER_* prefix
-  // we need to explicitly set the title to be LTR format if there is no
-  // strong RTL charater in it. Otherwise, if the task manager prefix is an
-  // RTL word, the concatenated result might be wrong. For example,
-  // a page whose title is "Yahoo! Mail: The best web-based Email!", without
-  // setting it explicitly as LTR format, the concatenated result will be
-  // "!Yahoo! Mail: The best web-based Email :PPA", in which the capital
-  // letters "PPA" stands for the Hebrew word for "app".
-  base::i18n::AdjustStringForLocaleDirection(&title);
-
-  return l10n_util::GetStringFUTF16(message_prefix_id_, title);
-}
-
-gfx::ImageSkia PanelResource::GetIcon() const {
-  gfx::Image icon = panel_->GetCurrentPageIcon();
-  return icon.IsEmpty() ? gfx::ImageSkia() : *icon.ToImageSkia();
-}
-
-WebContents* PanelResource::GetWebContents() const {
-  return panel_->GetWebContents();
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// PanelInformation class
-////////////////////////////////////////////////////////////////////////////////
-
-PanelInformation::PanelInformation() {}
-
-PanelInformation::~PanelInformation() {}
-
-bool PanelInformation::CheckOwnership(WebContents* web_contents) {
-  std::vector<Panel*> panels = PanelManager::GetInstance()->panels();
-  for (size_t i = 0; i < panels.size(); ++i) {
-    if (panels[i]->GetWebContents() == web_contents) {
-      return true;
-    }
-  }
-  return false;
-}
-
-void PanelInformation::GetAll(const NewWebContentsCallback& callback) {
-  // Add all the Panels.
-  std::vector<Panel*> panels = PanelManager::GetInstance()->panels();
-  for (size_t i = 0; i < panels.size(); ++i)
-    callback.Run(panels[i]->GetWebContents());
-}
-
-std::unique_ptr<RendererResource> PanelInformation::MakeResource(
-    WebContents* web_contents) {
-  std::vector<Panel*> panels = PanelManager::GetInstance()->panels();
-  for (size_t i = 0; i < panels.size(); ++i) {
-    if (panels[i]->GetWebContents() == web_contents) {
-      return std::unique_ptr<RendererResource>(new PanelResource(panels[i]));
-    }
-  }
-  NOTREACHED();
-  return std::unique_ptr<RendererResource>();
-}
-
-}  // namespace task_manager