Make image_decoder a Leaky LazyInstance

chrome/utility/extensions/extensions_handler.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/utility/extensions/extensions_handler.h"
 
 #include "base/command_line.h"
 #include "base/path_service.h"
 #include "chrome/common/chrome_utility_messages.h"
 #include "chrome/common/extensions/chrome_extensions_client.h"
@@ skipping 62 matching lines @@
   base::FilePath media_path;
   PathService::Get(content::DIR_MEDIA_LIBS, &media_path);
   if (!media_path.empty())
     media::InitializeMediaLibrary(media_path);
 }
 
 bool ExtensionsHandler::OnMessageReceived(const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(ExtensionsHandler, message)
     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_UnzipToDir, OnUnzipToDir)
-    IPC_MESSAGE_HANDLER(ChromeUtilityMsg_DecodeImageBase64, OnDecodeImageBase64)
     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_CheckMediaFile, OnCheckMediaFile)
 #if defined(OS_WIN)
     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_ParseITunesPrefXml,
                         OnParseITunesPrefXml)
 #endif  // defined(OS_WIN)
 
 #if defined(OS_MACOSX)
     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_ParseIPhotoLibraryXmlFile,
                         OnParseIPhotoLibraryXmlFile)
 #endif  // defined(OS_MACOSX)
@@ skipping 22 matching lines @@
   if (!zip::Unzip(zip_path, dir)) {
     Send(new ChromeUtilityHostMsg_UnzipToDir_Failed(
         std::string(kExtensionHandlerUnzipError)));
   } else {
     Send(new ChromeUtilityHostMsg_UnzipToDir_Succeeded(dir));
   }
 
   ReleaseProcessIfNeeded();
 }
 
-void ExtensionsHandler::OnDecodeImageBase64(
-    const std::string& encoded_string) {
-  std::string decoded_string;
-
-  if (!base::Base64Decode(encoded_string, &decoded_string)) {
-    Send(new ChromeUtilityHostMsg_DecodeImage_Failed());
-    return;
-  }
-
-  std::vector<unsigned char> decoded_vector(decoded_string.size());
-  for (size_t i = 0; i < decoded_string.size(); ++i) {
-    decoded_vector[i] = static_cast<unsigned char>(decoded_string[i]);
-  }
-
-  ChromeContentUtilityClient::DecodeImageAndSend(decoded_vector, false);
-}
-
 void ExtensionsHandler::OnCheckMediaFile(
     int64 milliseconds_of_decoding,
     const IPC::PlatformFileForTransit& media_file) {
   media::MediaFileChecker checker(
       IPC::PlatformFileForTransitToFile(media_file));
   const bool check_success = checker.Start(
       base::TimeDelta::FromMilliseconds(milliseconds_of_decoding));
   Send(new ChromeUtilityHostMsg_CheckMediaFile_Finished(check_success));
   ReleaseProcessIfNeeded();
 }
@@ skipping 73 matching lines @@
 
   std::string key_data;
   std::string error;
   wifi_service->GetKeyFromSystem(network_guid, &key_data, &error);
 
   Send(new ChromeUtilityHostMsg_GotWiFiCredentials(key_data, error.empty()));
 }
 #endif  // defined(OS_WIN)
 
 }  // namespace extensions