Web expose FileSystemFileEntry, FileSystemDirectoryEntry and friends

third_party/WebKit/Source/modules/filesystem/DirectoryReader.cpp

Index: third_party/WebKit/Source/modules/filesystem/DirectoryReader.cpp
diff --git a/third_party/WebKit/Source/modules/filesystem/DirectoryReader.cpp b/third_party/WebKit/Source/modules/filesystem/DirectoryReader.cpp
deleted file mode 100644
index 06408f27b174a07689dc2e40c7fb19f7fcd73b8f..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/modules/filesystem/DirectoryReader.cpp
+++ /dev/null
@@ -1,144 +0,0 @@
-/*
- * 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
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "modules/filesystem/DirectoryReader.h"
-
-#include "core/fileapi/FileError.h"
-#include "modules/filesystem/EntriesCallback.h"
-#include "modules/filesystem/Entry.h"
-#include "modules/filesystem/ErrorCallback.h"
-#include "modules/filesystem/FileSystemCallbacks.h"
-
-namespace blink {
-
-class DirectoryReader::EntriesCallbackHelper final : public EntriesCallback {
- public:
-  explicit EntriesCallbackHelper(DirectoryReader* reader) : m_reader(reader) {}
-
-  void handleEvent(const EntryHeapVector& entries) override {
-    m_reader->addEntries(entries);
-  }
-
-  DEFINE_INLINE_VIRTUAL_TRACE() {
-    visitor->trace(m_reader);
-    EntriesCallback::trace(visitor);
-  }
-
- private:
-  // FIXME: This Member keeps the reader alive until all of the readDirectory
-  // results are received. crbug.com/350285
-  Member<DirectoryReader> m_reader;
-};
-
-class DirectoryReader::ErrorCallbackHelper final : public ErrorCallbackBase {
- public:
-  explicit ErrorCallbackHelper(DirectoryReader* reader) : m_reader(reader) {}
-
-  void invoke(FileError::ErrorCode error) override { m_reader->onError(error); }
-
-  DEFINE_INLINE_VIRTUAL_TRACE() {
-    visitor->trace(m_reader);
-    ErrorCallbackBase::trace(visitor);
-  }
-
- private:
-  Member<DirectoryReader> m_reader;
-};
-
-DirectoryReader::DirectoryReader(DOMFileSystemBase* fileSystem,
-                                 const String& fullPath)
-    : DirectoryReaderBase(fileSystem, fullPath), m_isReading(false) {}
-
-DirectoryReader::~DirectoryReader() {}
-
-void DirectoryReader::readEntries(EntriesCallback* entriesCallback,
-                                  ErrorCallback* errorCallback) {
-  if (!m_isReading) {
-    m_isReading = true;
-    filesystem()->readDirectory(this, m_fullPath,
-                                new EntriesCallbackHelper(this),
-                                new ErrorCallbackHelper(this));
-  }
-
-  if (m_error) {
-    filesystem()->reportError(ScriptErrorCallback::wrap(errorCallback),
-                              m_error);
-    return;
-  }
-
-  if (m_entriesCallback) {
-    // Non-null m_entriesCallback means multiple readEntries() calls are made
-    // concurrently. We don't allow doing it.
-    filesystem()->reportError(ScriptErrorCallback::wrap(errorCallback),
-                              FileError::kInvalidStateErr);
-    return;
-  }
-
-  if (!m_hasMoreEntries || !m_entries.isEmpty()) {
-    if (entriesCallback)
-      DOMFileSystem::scheduleCallback(
-          filesystem()->getExecutionContext(),
-          createSameThreadTask(&EntriesCallback::handleEvent,
-                               wrapPersistent(entriesCallback),
-                               PersistentHeapVector<Member<Entry>>(m_entries)));
-    m_entries.clear();
-    return;
-  }
-
-  m_entriesCallback = entriesCallback;
-  m_errorCallback = errorCallback;
-}
-
-void DirectoryReader::addEntries(const EntryHeapVector& entries) {
-  m_entries.appendVector(entries);
-  m_errorCallback = nullptr;
-  if (m_entriesCallback) {
-    EntriesCallback* entriesCallback = m_entriesCallback.release();
-    EntryHeapVector entries;
-    entries.swap(m_entries);
-    entriesCallback->handleEvent(entries);
-  }
-}
-
-void DirectoryReader::onError(FileError::ErrorCode error) {
-  m_error = error;
-  m_entriesCallback = nullptr;
-  if (m_errorCallback)
-    m_errorCallback->handleEvent(FileError::createDOMException(error));
-}
-
-DEFINE_TRACE(DirectoryReader) {
-  visitor->trace(m_entries);
-  visitor->trace(m_entriesCallback);
-  visitor->trace(m_errorCallback);
-  DirectoryReaderBase::trace(visitor);
-}
-
-}  // namespace blink