Update callers of CreateFileSystemOperation so more detailed error codes can be returned. Where app…

webkit/fileapi/file_system_context.h

Index: webkit/fileapi/file_system_context.h
diff --git a/webkit/fileapi/file_system_context.h b/webkit/fileapi/file_system_context.h
index e73caf1b860bd7d968476153cac2a43ac9e06486..3bcbe3b8d2c7f81323e66b1f308f0ba74c878461 100644
--- a/webkit/fileapi/file_system_context.h
+++ b/webkit/fileapi/file_system_context.h
@@ -49,7 +49,7 @@ class FILEAPI_EXPORT FileSystemContext
                                         DefaultContextDeleter> {
  public:
   // task_runners->file_task_runner() is used as default TaskRunner.
-  // Unless a MountPointProvired is override in CreateFileSystemOperation,
+  // Unless a MountPointProvider is overridden in CreateFileSystemOperation,
   // it is used for all file operations and file related meta operations.
   // The code assumes that
   // task_runners->file_task_runner()->RunsTasksOnCurrentThread()
@@ -125,7 +125,9 @@ class FILEAPI_EXPORT FileSystemContext
   // and calling the provider's corresponding CreateFileSystemOperation method.
   // The resolved MountPointProvider could perform further specialization
   // depending on the filesystem type pointed by the |url|.
-  FileSystemOperation* CreateFileSystemOperation(const FileSystemURL& url);
+  FileSystemOperation* CreateFileSystemOperation(
+      const FileSystemURL& url,
+      base::PlatformFileError* error_code);
 
   // Creates new FileStreamReader instance to read a file pointed by the given
   // filesystem URL |url| starting from |offset|.