Move the Mac Task Manager to the new backend code.

chrome/browser/task_manager/background_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/background_information.h"
-
-#include <stddef.h>
-
-#include "base/i18n/rtl.h"
-#include "base/macros.h"
-#include "base/strings/string16.h"
-#include "base/strings/utf_string_conversions.h"
-#include "chrome/browser/background/background_contents.h"
-#include "chrome/browser/background/background_contents_service.h"
-#include "chrome/browser/background/background_contents_service_factory.h"
-#include "chrome/browser/browser_process.h"
-#include "chrome/browser/chrome_notification_types.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/profiles/profile_manager.h"
-#include "chrome/browser/task_manager/renderer_resource.h"
-#include "chrome/browser/task_manager/resource_provider.h"
-#include "chrome/browser/task_manager/task_manager.h"
-#include "chrome/grit/generated_resources.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 "grit/theme_resources.h"
-#include "ui/base/l10n/l10n_util.h"
-#include "ui/base/resource/resource_bundle.h"
-#include "ui/gfx/image/image_skia.h"
-
-using content::RenderProcessHost;
-using content::RenderViewHost;
-using content::WebContents;
-using extensions::Extension;
-
-namespace task_manager {
-
-class BackgroundContentsResource : public RendererResource {
- public:
-  BackgroundContentsResource(BackgroundContents* background_contents,
-                             const base::string16& application_name);
-  ~BackgroundContentsResource() override;
-
-  // Resource methods:
-  base::string16 GetTitle() const override;
-  gfx::ImageSkia GetIcon() const override;
-
-  const base::string16& application_name() const { return application_name_; }
-
- private:
-  BackgroundContents* background_contents_;
-
-  base::string16 application_name_;
-
-  // The icon painted for BackgroundContents.
-  // TODO(atwilson): Use the favicon when there's a way to get the favicon for
-  // BackgroundContents.
-  static gfx::ImageSkia* default_icon_;
-
-  DISALLOW_COPY_AND_ASSIGN(BackgroundContentsResource);
-};
-
-gfx::ImageSkia* BackgroundContentsResource::default_icon_ = NULL;
-
-BackgroundContentsResource::BackgroundContentsResource(
-    BackgroundContents* background_contents,
-    const base::string16& application_name)
-    : RendererResource(
-          background_contents->web_contents()->GetRenderProcessHost()->
-              GetHandle(),
-          background_contents->web_contents()->GetRenderViewHost()),
-      background_contents_(background_contents),
-      application_name_(application_name) {
-  // Just use the same icon that other extension resources do.
-  // TODO(atwilson): Use the favicon when that's available.
-  if (!default_icon_) {
-    ResourceBundle& rb = ResourceBundle::GetSharedInstance();
-    default_icon_ = rb.GetImageSkiaNamed(IDR_PLUGINS_FAVICON);
-  }
-  // Ensure that the string has the appropriate direction markers (see comment
-  // in TabContentsResource::GetTitle()).
-  base::i18n::AdjustStringForLocaleDirection(&application_name_);
-}
-
-BackgroundContentsResource::~BackgroundContentsResource() {}
-
-base::string16 BackgroundContentsResource::GetTitle() const {
-  base::string16 title = application_name_;
-
-  if (title.empty()) {
-    // No title (can't locate the parent app for some reason) so just display
-    // the URL (properly forced to be LTR).
-    title = base::i18n::GetDisplayStringInLTRDirectionality(
-        base::UTF8ToUTF16(background_contents_->GetURL().spec()));
-  }
-  return l10n_util::GetStringFUTF16(IDS_TASK_MANAGER_BACKGROUND_PREFIX, title);
-}
-
-gfx::ImageSkia BackgroundContentsResource::GetIcon() const {
-  return *default_icon_;
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// BackgroundInformation class
-////////////////////////////////////////////////////////////////////////////////
-
-BackgroundInformation::BackgroundInformation() {}
-
-BackgroundInformation::~BackgroundInformation() {}
-
-bool BackgroundInformation::CheckOwnership(WebContents* web_contents) {
-  extensions::ViewType view_type = extensions::GetViewType(web_contents);
-  return view_type == extensions::VIEW_TYPE_BACKGROUND_CONTENTS;
-}
-
-void BackgroundInformation::GetAll(const NewWebContentsCallback& callback) {
-  // Add all the existing BackgroundContents from every profile, including
-  // incognito profiles.
-  ProfileManager* profile_manager = g_browser_process->profile_manager();
-  std::vector<Profile*> profiles(profile_manager->GetLoadedProfiles());
-  size_t num_default_profiles = profiles.size();
-  for (size_t i = 0; i < num_default_profiles; ++i) {
-    if (profiles[i]->HasOffTheRecordProfile()) {
-      profiles.push_back(profiles[i]->GetOffTheRecordProfile());
-    }
-  }
-  for (size_t i = 0; i < profiles.size(); ++i) {
-    BackgroundContentsService* background_contents_service =
-        BackgroundContentsServiceFactory::GetForProfile(profiles[i]);
-    std::vector<BackgroundContents*> contents =
-        background_contents_service->GetBackgroundContents();
-    for (std::vector<BackgroundContents*>::iterator iterator = contents.begin();
-         iterator != contents.end();
-         ++iterator) {
-      callback.Run((*iterator)->web_contents());
-    }
-  }
-}
-
-std::unique_ptr<RendererResource> BackgroundInformation::MakeResource(
-    WebContents* web_contents) {
-  Profile* profile =
-      Profile::FromBrowserContext(web_contents->GetBrowserContext());
-  const extensions::ExtensionSet& extensions_set =
-      extensions::ExtensionRegistry::Get(profile)->enabled_extensions();
-  BackgroundContentsService* background_contents_service =
-      BackgroundContentsServiceFactory::GetForProfile(profile);
-  std::vector<BackgroundContents*> contents =
-      background_contents_service->GetBackgroundContents();
-  for (std::vector<BackgroundContents*>::iterator iterator = contents.begin();
-       iterator != contents.end();
-       ++iterator) {
-    if ((*iterator)->web_contents() == web_contents) {
-      base::string16 application_name;
-      // Lookup the name from the parent extension.
-      const base::string16& application_id =
-          background_contents_service->GetParentApplicationId(*iterator);
-      const Extension* extension =
-          extensions_set.GetByID(base::UTF16ToUTF8(application_id));
-      if (extension)
-        application_name = base::UTF8ToUTF16(extension->name());
-      return std::unique_ptr<RendererResource>(
-          new BackgroundContentsResource(*iterator, application_name));
-    }
-  }
-  NOTREACHED();
-  return std::unique_ptr<RendererResource>();
-}
-
-}  // namespace task_manager