Implement Worker-MainThread bridge for FileSystem API in Chrome

content/child/fileapi/webfilesystem_callback_adapters.h

Index: content/child/fileapi/webfilesystem_callback_adapters.h
diff --git a/content/child/fileapi/webfilesystem_callback_adapters.h b/content/child/fileapi/webfilesystem_callback_adapters.h
index 850159e1cf43151c61a0c61e9009b33ff79fbb0e..a6fb83c8a064da353cee0be73c3e2051464e8ff8 100644
--- a/content/child/fileapi/webfilesystem_callback_adapters.h
+++ b/content/child/fileapi/webfilesystem_callback_adapters.h
@@ -24,20 +24,6 @@ void FileStatusCallbackAdapter(
     WebKit::WebFileSystemCallbacks* callbacks,
     base::PlatformFileError error);
 
-void ReadMetadataCallbackAdapter(
-    WebKit::WebFileSystemCallbacks* callbacks,
-    const base::PlatformFileInfo& file_info);
-
-void CreateSnapshotFileCallbackAdapter(
-    WebKit::WebFileSystemCallbacks* callbacks,
-    const base::PlatformFileInfo& file_info,
-    const base::FilePath& platform_path);
-
-void ReadDirectoryCallbackAdapater(
-    WebKit::WebFileSystemCallbacks* callbacks,
-    const std::vector<fileapi::DirectoryEntry>& entries,
-    bool has_more);
-
 void OpenFileSystemCallbackAdapter(
     WebKit::WebFileSystemCallbacks* callbacks,
     const std::string& name, const GURL& root);