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

chrome/common/file_system/webfilesystem_callback_dispatcher.cc

Index: chrome/common/file_system/webfilesystem_callback_dispatcher.cc
===================================================================
--- chrome/common/file_system/webfilesystem_callback_dispatcher.cc	(revision 61462)
+++ chrome/common/file_system/webfilesystem_callback_dispatcher.cc	(working copy)
@@ -18,6 +18,30 @@
 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) {
@@ -32,11 +56,6 @@
     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);
 }
 
@@ -59,11 +78,5 @@
 
 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();
-}
-