Oilpan: add transition types to FileSystem APIs.

Source/modules/filesystem/DOMFileSystem.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 36 matching lines @@
 #include "platform/weborigin/SecurityOrigin.h"
 #include "public/platform/WebFileSystem.h"
 #include "public/platform/WebFileSystemCallbacks.h"
 #include "wtf/OwnPtr.h"
 #include "wtf/text/StringBuilder.h"
 #include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
 // static
-PassRefPtr<DOMFileSystem> DOMFileSystem::create(ExecutionContext* context, const String& name, FileSystemType type, const KURL& rootURL)
+PassRefPtrWillBeRawPtr<DOMFileSystem> DOMFileSystem::create(ExecutionContext* context, const String& name, FileSystemType type, const KURL& rootURL)
 {
-    RefPtr<DOMFileSystem> fileSystem(adoptRef(new DOMFileSystem(context, name, type, rootURL)));
+    RefPtrWillBeRawPtr<DOMFileSystem> fileSystem(adoptRefWillBeRefCountedGarbageCollected(new DOMFileSystem(context, name, type, rootURL)));
     fileSystem->suspendIfNeeded();
     return fileSystem.release();
 }
 
-PassRefPtr<DOMFileSystem> DOMFileSystem::createIsolatedFileSystem(ExecutionContext* context, const String& filesystemId)
+PassRefPtrWillBeRawPtr<DOMFileSystem> DOMFileSystem::createIsolatedFileSystem(ExecutionContext* context, const String& filesystemId)
 {
     if (filesystemId.isEmpty())
         return nullptr;
 
     StringBuilder filesystemName;
     filesystemName.append(createDatabaseIdentifierFromSecurityOrigin(context->securityOrigin()));
     filesystemName.append(":Isolated_");
     filesystemName.append(filesystemId);
 
     // The rootURL created here is going to be attached to each filesystem request and
@@ skipping 10 matching lines @@
     return DOMFileSystem::create(context, filesystemName.toString(), FileSystemTypeIsolated, KURL(ParsedURLString, rootURL.toString()));
 }
 
 DOMFileSystem::DOMFileSystem(ExecutionContext* context, const String& name, FileSystemType type, const KURL& rootURL)
     : DOMFileSystemBase(context, name, type, rootURL)
     , ActiveDOMObject(context)
 {
     ScriptWrappable::init(this);
 }
 
-PassRefPtr<DirectoryEntry> DOMFileSystem::root()
+PassRefPtrWillBeRawPtr<DirectoryEntry> DOMFileSystem::root()
 {
     return DirectoryEntry::create(this, DOMFilePath::root);
 }
 
 void DOMFileSystem::addPendingCallbacks()
 {
     setPendingActivity(this);
 }
 
 void DOMFileSystem::removePendingCallbacks()
@@ skipping 26 matching lines @@
     }
     OwnPtr<FileWriterCallback> m_callback;
 };
 
 }
 
 void DOMFileSystem::createWriter(const FileEntry* fileEntry, PassOwnPtr<FileWriterCallback> successCallback, PassOwnPtr<ErrorCallback> errorCallback)
 {
     ASSERT(fileEntry);
 
-    RefPtr<FileWriter> fileWriter = FileWriter::create(executionContext());
+    RefPtrWillBeRawPtr<FileWriter> fileWriter = FileWriter::create(executionContext());
     OwnPtr<FileWriterBaseCallback> conversionCallback = ConvertToFileWriterCallback::create(successCallback);
     OwnPtr<AsyncFileSystemCallbacks> callbacks = FileWriterBaseCallbacks::create(fileWriter, conversionCallback.release(), errorCallback);
     fileSystem()->createFileWriter(createFileSystemURL(fileEntry), fileWriter.get(), callbacks.release());
 }
 
 namespace {
 
 class SnapshotFileCallback : public FileSystemCallbacksBase {
 public:
-    static PassOwnPtr<AsyncFileSystemCallbacks> create(PassRefPtr<DOMFileSystem> filesystem, const String& name, const KURL& url, PassOwnPtr<FileCallback> successCallback, PassOwnPtr<ErrorCallback> errorCallback)
+    static PassOwnPtr<AsyncFileSystemCallbacks> create(PassRefPtrWillBeRawPtr<DOMFileSystem> filesystem, const String& name, const KURL& url, PassOwnPtr<FileCallback> successCallback, PassOwnPtr<ErrorCallback> errorCallback)
     {
         return adoptPtr(static_cast<AsyncFileSystemCallbacks*>(new SnapshotFileCallback(filesystem, name, url, successCallback, errorCallback)));
     }
 
     virtual void didCreateSnapshotFile(const FileMetadata& metadata, PassRefPtr<BlobDataHandle> snapshot)
     {
         if (!m_successCallback)
             return;
 
         // We can't directly use the snapshot blob data handle because the content type on it hasn't been set.
@@ skipping 12 matching lines @@
             m_successCallback->handleEvent(File::createForFileSystemFile(m_name, metadata).get());
         } else {
             // Otherwise create a File from the FileSystem URL.
             m_successCallback->handleEvent(File::createForFileSystemFile(m_url, metadata).get());
         }
 
         m_successCallback.release();
     }
 
 private:
-    SnapshotFileCallback(PassRefPtr<DOMFileSystem> filesystem, const String& name,  const KURL& url, PassOwnPtr<FileCallback> successCallback, PassOwnPtr<ErrorCallback> errorCallback)
+    SnapshotFileCallback(PassRefPtrWillBeRawPtr<DOMFileSystem> filesystem, const String& name, const KURL& url, PassOwnPtr<FileCallback> successCallback, PassOwnPtr<ErrorCallback> errorCallback)
         : FileSystemCallbacksBase(errorCallback, filesystem.get())
         , m_name(name)
         , m_url(url)
         , m_successCallback(successCallback)
     {
     }
 
     String m_name;
     KURL m_url;
     OwnPtr<FileCallback> m_successCallback;
 };
 
 } // namespace
 
 void DOMFileSystem::createFile(const FileEntry* fileEntry, PassOwnPtr<FileCallback> successCallback, PassOwnPtr<ErrorCallback> errorCallback)
 {
     KURL fileSystemURL = createFileSystemURL(fileEntry);
     fileSystem()->createSnapshotFileAndReadMetadata(fileSystemURL, SnapshotFileCallback::create(this, fileEntry->name(), fileSystemURL, successCallback, errorCallback));
 }
 
 } // namespace WebCore