Add tilt_x and tilt_y to ppapi touchpoint.

ppapi/proxy/ppapi_messages.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Multiply-included message header, no traditional include guard.
 
 #include <stdint.h>
 
 #include <map>
 #include <string>
@@ skipping 373 matching lines @@
   IPC_STRUCT_TRAITS_MEMBER(sans_serif_font_family_map)
   IPC_STRUCT_TRAITS_MEMBER(default_font_size)
   IPC_STRUCT_TRAITS_MEMBER(default_fixed_font_size)
   IPC_STRUCT_TRAITS_MEMBER(number_of_cpu_cores)
   IPC_STRUCT_TRAITS_MEMBER(is_3d_supported)
   IPC_STRUCT_TRAITS_MEMBER(is_stage3d_supported)
   IPC_STRUCT_TRAITS_MEMBER(is_stage3d_baseline_supported)
   IPC_STRUCT_TRAITS_MEMBER(is_accelerated_video_decode_enabled)
 IPC_STRUCT_TRAITS_END()
 
+IPC_STRUCT_TRAITS_BEGIN(ppapi::TouchPointWithTilt)
+  IPC_STRUCT_TRAITS_MEMBER(touch)
+  IPC_STRUCT_TRAITS_MEMBER(tilt)
+IPC_STRUCT_TRAITS_END()
+
 IPC_STRUCT_TRAITS_BEGIN(ppapi::InputEventData)
   IPC_STRUCT_TRAITS_MEMBER(is_filtered)
   IPC_STRUCT_TRAITS_MEMBER(event_type)
   IPC_STRUCT_TRAITS_MEMBER(event_time_stamp)
   IPC_STRUCT_TRAITS_MEMBER(event_modifiers)
   IPC_STRUCT_TRAITS_MEMBER(mouse_button)
   IPC_STRUCT_TRAITS_MEMBER(mouse_position)
   IPC_STRUCT_TRAITS_MEMBER(mouse_click_count)
   IPC_STRUCT_TRAITS_MEMBER(mouse_movement)
   IPC_STRUCT_TRAITS_MEMBER(wheel_delta)
@@ skipping 2135 matching lines @@
                      uint32_t /* status */)
 IPC_MESSAGE_CONTROL1(PpapiPluginMsg_VideoCapture_OnError,
                      uint32_t /* error */)
 IPC_MESSAGE_CONTROL1(PpapiPluginMsg_VideoCapture_OnBufferReady,
                      uint32_t /* buffer */)
 
 // Sent by the PPAPI process to indicate that a field trial has been activated.
 IPC_MESSAGE_CONTROL1(PpapiHostMsg_FieldTrialActivated, std::string /* name */)
 
 #endif  // !defined(OS_NACL) && !defined(NACL_WIN64)