Pepper quota support

webkit/plugins/ppapi/plugin_delegate.h

Index: webkit/plugins/ppapi/plugin_delegate.h
diff --git a/webkit/plugins/ppapi/plugin_delegate.h b/webkit/plugins/ppapi/plugin_delegate.h
index 7c2ad189559f16c69cd8c7ce5de3f0b088c7a55e..b18af96c6f4478ff09bd42ecb1d00aa99de1dc16 100644
--- a/webkit/plugins/ppapi/plugin_delegate.h
+++ b/webkit/plugins/ppapi/plugin_delegate.h
@@ -24,6 +24,7 @@
 #include "ui/gfx/size.h"
 #include "webkit/fileapi/file_system_types.h"
 #include "webkit/plugins/ppapi/dir_contents.h"
+#include "webkit/quota/quota_types.h"
 
 class AudioMessageFilter;
 class GURL;
@@ -325,6 +326,14 @@ class PluginDelegate {
       const GURL& directory_path,
       fileapi::FileSystemCallbackDispatcher* dispatcher) = 0;
 
+  // For quota handlings for FileIO API.
+  typedef Callback1<int64>::Type AvailableSpaceCallback;
+  virtual void QueryAvailableSpace(const GURL& origin,
+                                   quota::StorageType type,
+                                   AvailableSpaceCallback* callback) = 0;
+  virtual void WillUpdateFile(const GURL& file_path) = 0;
+  virtual void DidUpdateFile(const GURL& file_path, int64_t delta) = 0;
+
   virtual base::PlatformFileError OpenFile(const PepperFilePath& path,
                                            int flags,
                                            base::PlatformFile* file) = 0;