Use explicit WebString <-> string16 conversion methods in storage API files

content/child/database_util.cc

 // Copyright (c) 2011 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/child/database_util.h"
 
 #include "content/common/database_messages.h"
 #include "ipc/ipc_sync_message_filter.h"
 #include "third_party/WebKit/public/platform/WebSecurityOrigin.h"
 #include "third_party/WebKit/public/platform/WebString.h"
 #include "third_party/sqlite/sqlite3.h"
 
 using blink::Platform;
 using blink::WebSecurityOrigin;
 using blink::WebString;
 
 namespace content {
 
 Platform::FileHandle DatabaseUtil::DatabaseOpenFile(
     const WebString& vfs_file_name,
     int desired_flags,
     IPC::SyncMessageFilter* sync_message_filter) {
   IPC::PlatformFileForTransit file_handle =
       IPC::InvalidPlatformFileForTransit();
 
   sync_message_filter->Send(new DatabaseHostMsg_OpenFile(
-      vfs_file_name, desired_flags, &file_handle));
+      vfs_file_name.utf16(), desired_flags, &file_handle));
 
   return IPC::PlatformFileForTransitToPlatformFile(file_handle);
 }
 
 int DatabaseUtil::DatabaseDeleteFile(
     const WebString& vfs_file_name,
     bool sync_dir,
     IPC::SyncMessageFilter* sync_message_filter) {
   int rv = SQLITE_IOERR_DELETE;
   sync_message_filter->Send(
-      new DatabaseHostMsg_DeleteFile(vfs_file_name, sync_dir, &rv));
+      new DatabaseHostMsg_DeleteFile(vfs_file_name.utf16(), sync_dir, &rv));
   return rv;
 }
 
 long DatabaseUtil::DatabaseGetFileAttributes(
     const WebString& vfs_file_name,
     IPC::SyncMessageFilter* sync_message_filter) {
   int32_t rv = -1;
   sync_message_filter->Send(
-      new DatabaseHostMsg_GetFileAttributes(vfs_file_name, &rv));
+      new DatabaseHostMsg_GetFileAttributes(vfs_file_name.utf16(), &rv));
   return rv;
 }
 
 long long DatabaseUtil::DatabaseGetFileSize(
     const WebString& vfs_file_name,
     IPC::SyncMessageFilter* sync_message_filter) {
   int64_t rv = 0LL;
   sync_message_filter->Send(
-      new DatabaseHostMsg_GetFileSize(vfs_file_name, &rv));
+      new DatabaseHostMsg_GetFileSize(vfs_file_name.utf16(), &rv));
   return rv;
 }
 
 long long DatabaseUtil::DatabaseGetSpaceAvailable(
     const WebSecurityOrigin& origin,
     IPC::SyncMessageFilter* sync_message_filter) {
   int64_t rv = 0LL;
   sync_message_filter->Send(new DatabaseHostMsg_GetSpaceAvailable(origin, &rv));
   return rv;
 }
 
 bool DatabaseUtil::DatabaseSetFileSize(
     const WebString& vfs_file_name,
     int64_t size,
     IPC::SyncMessageFilter* sync_message_filter) {
   bool rv = false;
   sync_message_filter->Send(
-      new DatabaseHostMsg_SetFileSize(vfs_file_name, size, &rv));
+      new DatabaseHostMsg_SetFileSize(vfs_file_name.utf16(), size, &rv));
   return rv;
 }
 
 }  // namespace content