[KeyEvent Mac] Move WebInputEventFactory into chromium.

content/browser/renderer_host/input/web_input_event_util.cc

 // Copyright 2013 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.
 
 // MSVC++ requires this to be set before any other includes to get M_PI.
 #define _USE_MATH_DEFINES
 
 #include "content/browser/renderer_host/input/web_input_event_util.h"
 
 #include <cmath>
 
 #include "base/strings/string_util.h"
 #include "content/common/input/web_touch_event_traits.h"
 #include "ui/events/blink/blink_event_util.h"
 #include "ui/events/event_constants.h"
 #include "ui/events/gesture_detection/gesture_event_data.h"
 #include "ui/events/gesture_detection/motion_event.h"
+#include "ui/events/keycodes/dom/keycode_converter.h"
 #include "ui/gfx/geometry/safe_integer_conversions.h"
 
 using blink::WebGestureEvent;
 using blink::WebInputEvent;
 using blink::WebTouchEvent;
 using blink::WebTouchPoint;
 using ui::MotionEvent;
 
 namespace {
 
@@ skipping 152 matching lines @@
   if (modifiers & blink::WebInputEvent::RightButtonDown)
     flags |= ui::EF_RIGHT_MOUSE_BUTTON;
   if (modifiers & blink::WebInputEvent::CapsLockOn)
     flags |= ui::EF_CAPS_LOCK_DOWN;
   if (modifiers & blink::WebInputEvent::IsAutoRepeat)
     flags |= ui::EF_IS_REPEAT;
 
   return flags;
 }
 
+blink::WebInputEvent::Modifiers DomCodeToWebInputEventModifiers(
+    ui::DomCode code) {
+  switch (ui::KeycodeConverter::DomCodeToLocation(code)) {
+    case ui::DomKeyLocation::LEFT:
+      return blink::WebInputEvent::IsLeft;
+    case ui::DomKeyLocation::RIGHT:
+      return blink::WebInputEvent::IsRight;
+    case ui::DomKeyLocation::NUMPAD:
+      return blink::WebInputEvent::IsKeyPad;
+    case ui::DomKeyLocation::STANDARD:
+      break;
+  }
+  return static_cast<blink::WebInputEvent::Modifiers>(0);
+}
+
 }  // namespace content