Fetch ARC Kiosk app name and icon from Android side.

chrome/browser/chromeos/app_mode/kiosk_app_data.cc

 // Copyright 2013 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/chromeos/app_mode/kiosk_app_data.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/files/file_util.h"
 #include "base/json/json_writer.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted_memory.h"
 #include "base/task_scheduler/post_task.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chromeos/app_mode/kiosk_app_data_delegate.h"
 #include "chrome/browser/chromeos/app_mode/kiosk_app_manager.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_util.h"
 #include "chrome/browser/extensions/webstore_data_fetcher.h"
 #include "chrome/browser/extensions/webstore_install_helper.h"
-#include "chrome/browser/image_decoder.h"
 #include "chrome/browser/profiles/profile.h"
 #include "components/prefs/pref_service.h"
 #include "components/prefs/scoped_user_pref_update.h"
 #include "content/public/browser/browser_thread.h"
 #include "extensions/browser/extension_system.h"
 #include "extensions/browser/image_loader.h"
 #include "extensions/browser/sandboxed_unpacker.h"
 #include "extensions/common/constants.h"
 #include "extensions/common/extension_urls.h"
 #include "extensions/common/manifest.h"
@@ skipping 161 matching lines @@
 
   // Extracted meta data.
   std::string name_;
   SkBitmap icon_;
   std::string required_platform_version_;
 
   DISALLOW_COPY_AND_ASSIGN(CrxLoader);
 };
 
 ////////////////////////////////////////////////////////////////////////////////
-// KioskAppData::IconLoader
-// Loads locally stored icon data and decode it.
-
-class KioskAppData::IconLoader {
- public:
-  enum LoadResult {
-    SUCCESS,
-    FAILED_TO_LOAD,
-    FAILED_TO_DECODE,
-  };
-
-  IconLoader(const base::WeakPtr<KioskAppData>& client,
-             const base::FilePath& icon_path)
-      : client_(client),
-        icon_path_(icon_path),
-        load_result_(SUCCESS) {}
-
-  void Start() {
-    base::SequencedWorkerPool* pool = BrowserThread::GetBlockingPool();
-    base::SequencedWorkerPool::SequenceToken token = pool->GetSequenceToken();
-    task_runner_ = pool->GetSequencedTaskRunnerWithShutdownBehavior(
-        token,
-        base::SequencedWorkerPool::SKIP_ON_SHUTDOWN);
-    task_runner_->PostTask(FROM_HERE,
-                           base::Bind(&IconLoader::LoadOnBlockingPool,
-                                      base::Unretained(this)));
-  }
-
- private:
-  friend class base::RefCountedThreadSafe<IconLoader>;
-
-  ~IconLoader() {}
-
-  class IconImageRequest : public ImageDecoder::ImageRequest {
-   public:
-    IconImageRequest(
-        const scoped_refptr<base::SequencedTaskRunner>& task_runner,
-        IconLoader* icon_loader)
-        : ImageRequest(task_runner), icon_loader_(icon_loader) {}
-
-    void OnImageDecoded(const SkBitmap& decoded_image) override {
-      icon_loader_->icon_ = gfx::ImageSkia::CreateFrom1xBitmap(decoded_image);
-      icon_loader_->icon_.MakeThreadSafe();
-      icon_loader_->ReportResultOnBlockingPool(SUCCESS);
-      delete this;
-    }
-
-    void OnDecodeImageFailed() override {
-      icon_loader_->ReportResultOnBlockingPool(FAILED_TO_DECODE);
-      delete this;
-    }
-
-   private:
-    ~IconImageRequest() override {}
-    IconLoader* icon_loader_;
-  };
-
-  // Loads the icon from locally stored |icon_path_| on the blocking pool
-  void LoadOnBlockingPool() {
-    DCHECK(task_runner_->RunsTasksOnCurrentThread());
-
-    std::string data;
-    if (!base::ReadFileToString(base::FilePath(icon_path_), &data)) {
-      ReportResultOnBlockingPool(FAILED_TO_LOAD);
-      return;
-    }
-    raw_icon_ = base::RefCountedString::TakeString(&data);
-
-    IconImageRequest* image_request = new IconImageRequest(task_runner_, this);
-    ImageDecoder::Start(image_request, raw_icon_->data());
-  }
-
-  void ReportResultOnBlockingPool(LoadResult result) {
-    DCHECK(task_runner_->RunsTasksOnCurrentThread());
-
-    load_result_ = result;
-    BrowserThread::PostTask(
-        BrowserThread::UI,
-        FROM_HERE,
-        base::Bind(&IconLoader::ReportResultOnUIThread,
-                   base::Unretained(this)));
-  }
-
-  void NotifyClient() {
-    if (!client_)
-      return;
-
-    if (load_result_ == SUCCESS)
-      client_->OnIconLoadSuccess(icon_);
-    else
-      client_->OnIconLoadFailure();
-  }
-
-  void ReportResultOnUIThread() {
-    DCHECK_CURRENTLY_ON(BrowserThread::UI);
-
-    NotifyClient();
-    delete this;
-  }
-
-  base::WeakPtr<KioskAppData> client_;
-  base::FilePath icon_path_;
-
-  LoadResult load_result_;
-  scoped_refptr<base::SequencedTaskRunner> task_runner_;
-
-  gfx::ImageSkia icon_;
-  scoped_refptr<base::RefCountedString> raw_icon_;
-
-  DISALLOW_COPY_AND_ASSIGN(IconLoader);
-};
-
-////////////////////////////////////////////////////////////////////////////////
 // KioskAppData::WebstoreDataParser
 // Use WebstoreInstallHelper to parse the manifest and decode the icon.
 
 class KioskAppData::WebstoreDataParser
     : public extensions::WebstoreInstallHelper::Delegate {
  public:
   explicit WebstoreDataParser(const base::WeakPtr<KioskAppData>& client)
       : client_(client) {}
 
   void Start(const std::string& app_id,
@@ skipping 205 matching lines @@
   icon_path_.clear();
   std::string icon_path_string;
   if (!dict->GetString(name_key, &name_) ||
       !dict->GetString(icon_path_key, &icon_path_string) ||
       !dict->GetString(required_platform_version_key,
                        &required_platform_version_)) {
     return false;
   }
   icon_path_ = base::FilePath(icon_path_string);
 
-  // IconLoader deletes itself when done.
-  (new IconLoader(AsWeakPtr(), icon_path_))->Start();
+  // KioskAppIconLoader deletes itself when done.
+  (new KioskAppIconLoader(AsWeakPtr(), icon_path_))->Start();
   return true;
 }
 
 void KioskAppData::SetCache(const std::string& name,
                             const base::FilePath& icon_path,
                             const std::string& required_platform_version) {
   name_ = name;
   icon_path_ = icon_path;
   required_platform_version_ = required_platform_version;
 
@@ skipping 164 matching lines @@
 
   SkBitmap icon = crx_loader->icon();
   if (icon.empty())
     icon = *extensions::util::GetDefaultAppIcon().bitmap();
   SetCache(crx_loader->name(), icon, crx_loader->required_platform_version());
 
   SetStatus(STATUS_LOADED);
 }
 
 }  // namespace chromeos