Add comment to PPB_MouseInputEvent version 1.1 that GetMovement hasn't been supported.

ppapi/proxy/dispatcher.cc

Index: ppapi/proxy/dispatcher.cc
diff --git a/ppapi/proxy/dispatcher.cc b/ppapi/proxy/dispatcher.cc
index a9c5dd7a167c52cad3b327cace4984fe6e713aa4..28079b8f07a7445e1d3d440f88f8935f68f6c6ca 100644
--- a/ppapi/proxy/dispatcher.cc
+++ b/ppapi/proxy/dispatcher.cc
@@ -147,8 +147,8 @@ InterfaceList::InterfaceList() {
   AddPPB(PPB_ImageData_Proxy::GetInfo());
   AddPPB(PPB_InputEvent_Proxy::GetInputEventInfo());
   AddPPB(PPB_InputEvent_Proxy::GetKeyboardInputEventInfo());
-  AddPPB(PPB_InputEvent_Proxy::GetMouseInputEventInfo1_0());
-  AddPPB(PPB_InputEvent_Proxy::GetMouseInputEventInfo1_1());
+  AddPPB(PPB_InputEvent_Proxy::GetMouseInputEventInfo());
+  AddPPB(PPB_InputEvent_Proxy::GetMouseInputEventDevInfo());
   AddPPB(PPB_InputEvent_Proxy::GetWheelInputEventInfo());
   AddPPB(PPB_Instance_Proxy::GetInfo0_5());
   AddPPB(PPB_Instance_Proxy::GetInfo1_0());