Pepper: Move FileIO host from renderer to browser.

content/browser/renderer_host/pepper/pepper_file_system_browser_host.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 "content/browser/renderer_host/pepper/pepper_file_system_browser_host.h"
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "content/public/browser/browser_ppapi_host.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/storage_partition.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/host/dispatch_host_message.h"
 #include "ppapi/host/ppapi_host.h"
 #include "ppapi/proxy/ppapi_messages.h"
 #include "ppapi/shared_impl/file_system_util.h"
 #include "ppapi/shared_impl/file_type_conversion.h"
 #include "webkit/browser/fileapi/file_system_context.h"
 #include "webkit/browser/fileapi/file_system_operation_runner.h"
 #include "webkit/common/fileapi/file_system_util.h"
 
 namespace content {
 
 namespace {
 
 scoped_refptr<fileapi::FileSystemContext>
 GetFileSystemContextFromRenderId(int render_process_id) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  RenderProcessHost* render_process_host =
-      RenderProcessHost::FromID(render_process_id);
-  if (!render_process_host)
+  RenderProcessHost* host = RenderProcessHost::FromID(render_process_id);
+  if (!host)
     return NULL;
-  StoragePartition* storage_partition =
-      render_process_host->GetStoragePartition();
+  StoragePartition* storage_partition = host->GetStoragePartition();
   if (!storage_partition)
     return NULL;
   return storage_partition->GetFileSystemContext();
 }
 
 // TODO(nhiroki): Move this function somewhere else to be shared.
 std::string IsolatedFileSystemTypeToRootName(
     PP_IsolatedFileSystemType_Private type) {
   switch (type) {
     case PP_ISOLATEDFILESYSTEMTYPE_PRIVATE_INVALID:
@@ skipping 192 matching lines @@
       BrowserThread::UI,
       FROM_HERE,
       base::Bind(&GetFileSystemContextFromRenderId, render_process_id),
       base::Bind(&PepperFileSystemBrowserHost::GotIsolatedFileSystemContext,
                  weak_factory_.GetWeakPtr(),
                  context->MakeReplyMessageContext()));
   return PP_OK_COMPLETIONPENDING;
 }
 
 }  // namespace content