Revert 61462 - Add truncate and cancel for FileWriter; write and more tests w...

chrome/common/file_system/webfilesystem_callback_dispatcher.cc

 // Copyright (c) 2010 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/common/file_system/webfilesystem_callback_dispatcher.h"
 
 #include "base/file_util_proxy.h"
 #include "base/utf_string_conversions.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebFileInfo.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebFileSystem.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebFileSystemCallbacks.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebString.h"
 #include "webkit/glue/webkit_glue.h"
 
 using WebKit::WebFileInfo;
 using WebKit::WebFileSystemCallbacks;
 using WebKit::WebFileSystemEntry;
 using WebKit::WebString;
 using WebKit::WebVector;
 
+namespace {
+
+WebKit::WebFileError PlatformFileErrorToWebFileError(
+    base::PlatformFileError error_code) {
+  switch (error_code) {
+    case base::PLATFORM_FILE_ERROR_NOT_FOUND:
+      return WebKit::WebFileErrorNotFound;
+    case base::PLATFORM_FILE_ERROR_INVALID_OPERATION:
+    case base::PLATFORM_FILE_ERROR_EXISTS:
+    case base::PLATFORM_FILE_ERROR_NOT_A_DIRECTORY:
+      return WebKit::WebFileErrorInvalidModification;
+    case base::PLATFORM_FILE_ERROR_ACCESS_DENIED:
+      return WebKit::WebFileErrorNoModificationAllowed;
+    case base::PLATFORM_FILE_ERROR_FAILED:
+      return WebKit::WebFileErrorInvalidState;
+    case base::PLATFORM_FILE_ERROR_ABORT:
+      return WebKit::WebFileErrorAbort;
+    default:
+      return WebKit::WebFileErrorInvalidModification;
+  }
+}
+
+}
+
 WebFileSystemCallbackDispatcher::WebFileSystemCallbackDispatcher(
     WebFileSystemCallbacks* callbacks)
     : callbacks_(callbacks) {
   DCHECK(callbacks_);
 }
 
 void WebFileSystemCallbackDispatcher::DidSucceed() {
   callbacks_->didSucceed();
 }
 
 void WebFileSystemCallbackDispatcher::DidReadMetadata(
     const base::PlatformFileInfo& file_info) {
   WebFileInfo web_file_info;
   web_file_info.modificationTime = file_info.last_modified.ToDoubleT();
-  web_file_info.length = file_info.size;
-  if (file_info.is_directory)
-    web_file_info.type = WebFileInfo::TypeDirectory;
-  else
-    web_file_info.type = WebFileInfo::TypeFile;
   callbacks_->didReadMetadata(web_file_info);
 }
 
 void WebFileSystemCallbackDispatcher::DidReadDirectory(
     const std::vector<base::file_util_proxy::Entry>& entries, bool has_more) {
   WebVector<WebFileSystemEntry> file_system_entries(entries.size());
   for (size_t i = 0; i < entries.size(); i++) {
     file_system_entries[i].name =
         webkit_glue::FilePathStringToWebString(entries[i].name);
     file_system_entries[i].isDirectory = entries[i].is_directory;
   }
   callbacks_->didReadDirectory(file_system_entries, has_more);
 }
 
 void WebFileSystemCallbackDispatcher::DidOpenFileSystem(
     const std::string& name, const FilePath& root_path) {
   callbacks_->didOpenFileSystem(UTF8ToUTF16(name),
                                 webkit_glue::FilePathToWebString(root_path));
 }
 
 void WebFileSystemCallbackDispatcher::DidFail(
     base::PlatformFileError error_code) {
-    callbacks_->didFail(
-        webkit_glue::PlatformFileErrorToWebFileError(error_code));
+  callbacks_->didFail(PlatformFileErrorToWebFileError(error_code));
 }
-
-void WebFileSystemCallbackDispatcher::DidWrite(int64 bytes, bool complete) {
-  NOTREACHED();
-}
-