Add GetUsbKeyCode dev interface for Pepper key events

ppapi/cpp/input_event.cc

 // Copyright (c) 2011 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.
 
 #include "ppapi/cpp/input_event.h"
 
 #include "ppapi/cpp/instance.h"
 #include "ppapi/cpp/module.h"
 #include "ppapi/cpp/module_impl.h"
 #include "ppapi/cpp/point.h"
 #include "ppapi/cpp/var.h"
 
 namespace pp {
 
 namespace {
 
 template <> const char* interface_name<PPB_InputEvent>() {
   return PPB_INPUT_EVENT_INTERFACE;
 }
 
 template <> const char* interface_name<PPB_KeyboardInputEvent>() {
   return PPB_KEYBOARD_INPUT_EVENT_INTERFACE;
 }
 
+template <> const char* interface_name<PPB_KeyboardInputEvent_Dev>() {
+  return PPB_KEYBOARD_INPUT_EVENT_DEV_INTERFACE;
+}
+
 template <> const char* interface_name<PPB_MouseInputEvent>() {
   return PPB_MOUSE_INPUT_EVENT_INTERFACE;
 }
 
 template <> const char* interface_name<PPB_WheelInputEvent>() {
   return PPB_WHEEL_INPUT_EVENT_INTERFACE;
 }
 
 }  // namespace
 
@@ skipping 176 matching lines @@
 }
 
 Var KeyboardInputEvent::GetCharacterText() const {
   if (!has_interface<PPB_KeyboardInputEvent>())
     return Var();
   return Var(Var::PassRef(),
              get_interface<PPB_KeyboardInputEvent>()->GetCharacterText(
                  pp_resource()));
 }
 
+// PPB_KeyboardInputEvent_Dev interface.
+
+bool KeyboardInputEvent::SetUsbScanCode(uint32_t usb_scan_code) {
+  if (!has_interface<PPB_KeyboardInputEvent_Dev>())
+    return false;
+  return PP_ToBool(get_interface<PPB_KeyboardInputEvent_Dev>()->SetUsbScanCode(
+      pp_resource(), usb_scan_code));
+}
+
+uint32_t KeyboardInputEvent::GetUsbScanCode() const {
+  if (!has_interface<PPB_KeyboardInputEvent_Dev>())
+    return 0;
+  return get_interface<PPB_KeyboardInputEvent_Dev>()->GetUsbScanCode(
+      pp_resource());
+}
+
 }  // namespace pp