Remove PlatformEvent it is no longer used.

third_party/WebKit/Source/core/input/EventHandlerTest.cpp

 // Copyright 2015 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 "core/input/EventHandler.h"
 
 #include "core/dom/Document.h"
 #include "core/dom/Range.h"
 #include "core/editing/Editor.h"
 #include "core/editing/FrameSelection.h"
@@ skipping 272 matching lines @@
       "event.preventDefault());");
   document().body()->appendChild(script);
   document().updateStyleAndLayout();
   document().frame()->selection().setSelection(
       SelectionInDOMTree::Builder()
           .collapse(Position(document().body(), 0))
           .build());
   WebMouseEvent mouseDownEvent(
       WebMouseEvent::MouseDown, WebFloatPoint(0, 0), WebFloatPoint(100, 200),
       WebPointerProperties::Button::Right, 1,
-      PlatformEvent::Modifiers::RightButtonDown, TimeTicks::Now().InSeconds());
+      WebInputEvent::Modifiers::RightButtonDown, TimeTicks::Now().InSeconds());
   mouseDownEvent.setFrameScale(1);
   EXPECT_EQ(
       WebInputEventResult::HandledApplication,
       document().frame()->eventHandler().sendContextMenuEvent(mouseDownEvent));
 }
 
 TEST_F(EventHandlerTest, EmptyTextfieldInsertionOnTap) {
   setHtmlInnerHTML("<textarea cols=50 rows=50></textarea>");
 
   TapEventBuilder singleTapEvent(IntPoint(200, 200), 1);
@@ skipping 94 matching lines @@
 }
 
 TEST_F(EventHandlerTest, dragEndInNewDrag) {
   setHtmlInnerHTML(
       "<style>.box { width: 100px; height: 100px; display: block; }</style>"
       "<a class='box' href=''>Drag me</a>");
 
   WebMouseEvent mouseDownEvent(
       WebInputEvent::MouseDown, WebFloatPoint(50, 50), WebFloatPoint(50, 50),
       WebPointerProperties::Button::Left, 1,
-      PlatformEvent::Modifiers::LeftButtonDown, TimeTicks::Now().InSeconds());
+      WebInputEvent::Modifiers::LeftButtonDown, TimeTicks::Now().InSeconds());
   mouseDownEvent.setFrameScale(1);
   document().frame()->eventHandler().handleMousePressEvent(mouseDownEvent);
 
   WebMouseEvent mouseMoveEvent(
       WebInputEvent::MouseMove, WebFloatPoint(51, 50), WebFloatPoint(51, 50),
       WebPointerProperties::Button::Left, 1,
-      PlatformEvent::Modifiers::LeftButtonDown, TimeTicks::Now().InSeconds());
+      WebInputEvent::Modifiers::LeftButtonDown, TimeTicks::Now().InSeconds());
   mouseMoveEvent.setFrameScale(1);
   document().frame()->eventHandler().handleMouseMoveEvent(
       mouseMoveEvent, Vector<WebMouseEvent>());
 
   // This reproduces what might be the conditions of http://crbug.com/677916
   //
   // TODO(crbug.com/682047): The call sequence below should not occur outside
   // this contrived test. Given the current code, it is unclear how the
   // dragSourceEndedAt() call could occur before a drag operation is started.
 
   WebMouseEvent mouseUpEvent(
       WebInputEvent::MouseUp, WebFloatPoint(100, 50), WebFloatPoint(200, 250),
-      WebPointerProperties::Button::Left, 1,
-      static_cast<PlatformEvent::Modifiers>(0), TimeTicks::Now().InSeconds());
+      WebPointerProperties::Button::Left, 1, WebInputEvent::NoModifiers,
+      TimeTicks::Now().InSeconds());
   mouseUpEvent.setFrameScale(1);
   document().frame()->eventHandler().dragSourceEndedAt(mouseUpEvent,
                                                        DragOperationNone);
 
   // This test passes if it doesn't crash.
 }
 
 }  // namespace blink