Add movement information to PPB_MouseInputEvent.

ppapi/native_client/src/shared/ppapi_proxy/input_event_data.h

 // Copyright 2011 The Native Client Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can
 // be found in the LICENSE file.
 
 #ifndef NATIVE_CLIENT_SRC_SHARED_PPAPI_PROXY_INPUT_EVENT_DATA_H_
 #define NATIVE_CLIENT_SRC_SHARED_PPAPI_PROXY_INPUT_EVENT_DATA_H_
 
 #include "native_client/src/include/nacl_macros.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_macros.h"
 #include "ppapi/c/pp_rect.h"
 #include "ppapi/c/ppb_input_event.h"
 
 namespace ppapi_proxy {
 
 // The data for a single input event.
 struct InputEventData {
   InputEventData();
   ~InputEventData();
 
   PP_InputEvent_Type event_type;
   uint32_t event_modifiers;
   PP_TimeTicks event_time_stamp;
 
   PP_InputEvent_MouseButton mouse_button;
   int32_t mouse_click_count;
   PP_Point mouse_position;
+  PP_Point mouse_movement;
 
   PP_FloatPoint wheel_delta;
   PP_FloatPoint wheel_ticks;
   PP_Bool wheel_scroll_by_page;
 
   uint32_t key_code;
 };
 // Make sure that the size is consistent across platforms, so the alignment is
 // consistent. Note the fields above are carefully ordered to make sure it is
 // consistent. New fields may require some adjustment to keep a consistent size
 // and alignment. TODO(dmichael): This is only required because we don't pickle
 // the type. As a short-cut, we memcpy it instead. It would be cleaner to
 // pickle this struct.
-PP_COMPILE_ASSERT_SIZE_IN_BYTES(InputEventData, 56);
+PP_COMPILE_ASSERT_SIZE_IN_BYTES(InputEventData, 64);
 
 }  // namespace ppapi_proxy
 
 #endif  // NATIVE_CLIENT_SRC_SHARED_PPAPI_PROXY_INPUT_EVENT_DATA_H_