remove 'floor's from WebMouseEvent constructor

This cl removes 'floor's from a WebMouseEvent constructor.
They are missed in previous changes.

We don't need these floor since we already already remove other
trunctions and use float value for WebMouseEvent coordinates.

Bug: 456625
Change-Id: Ia1439ee2323369d0272649d5e98f632cfbdcf183
Reviewed-on: https://chromium-review.googlesource.com/940440Reviewed-by: Dave Tapuska <dtapuska@chromium.org>
Reviewed-by: Navid Zolghadr <nzolghadr@chromium.org>
Reviewed-by: Nico Weber <thakis@chromium.org>
Commit-Queue: Ella Ge <eirage@chromium.org>
Cr-Commit-Position: refs/heads/master@{#539882}

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

@@ -336,12 +336,9 @@ void MouseEventManager::FakeMouseMoveEventTimerFired(TimerBase* timer) {
     modifiers |= WebInputEvent::kLeftButtonDown;
   }
   WebMouseEvent fake_mouse_move_event(
-      WebInputEvent::kMouseMove,
-      WebFloatPoint(last_known_mouse_position_.X(),
-                    last_known_mouse_position_.Y()),
-      WebFloatPoint(last_known_mouse_global_position_.X(),
-                    last_known_mouse_global_position_.Y()),
-      button, 0, modifiers, CurrentTimeTicksInSeconds());
+      WebInputEvent::kMouseMove, last_known_mouse_position_,
+      last_known_mouse_global_position_, button, 0, modifiers,
+      CurrentTimeTicksInSeconds());
   // TODO(dtapuska): Update m_lastKnowMousePosition to be viewport coordinates.
   fake_mouse_move_event.SetFrameScale(1);
   Vector<WebMouseEvent> coalesced_events;

third_party/WebKit/Source/core/page/DragController.cpp

@@ -123,12 +123,8 @@ static bool DragTypeIsValid(DragSourceAction action) {
 
 static WebMouseEvent CreateMouseEvent(DragData* drag_data) {
   WebMouseEvent result(
-      WebInputEvent::kMouseMove,
-      WebFloatPoint(drag_data->ClientPosition().X(),
-                    drag_data->ClientPosition().Y()),
-      WebFloatPoint(drag_data->GlobalPosition().X(),
-                    drag_data->GlobalPosition().Y()),
-      WebPointerProperties::Button::kLeft, 0,
+      WebInputEvent::kMouseMove, drag_data->ClientPosition(),
+      drag_data->GlobalPosition(), WebPointerProperties::Button::kLeft, 0,
       static_cast<WebInputEvent::Modifiers>(drag_data->GetModifiers()),
       CurrentTimeTicksInSeconds());
   // TODO(dtapuska): Really we should chnage DragData to store the viewport

third_party/WebKit/public/platform/WebMouseEvent.h

@@ -39,12 +39,11 @@ class WebMouseEvent : public WebInputEvent, public WebPointerProperties {
                       type_param,
                       modifiers_param,
                       time_stamp_seconds_param),
-        WebPointerProperties(
-            id_param,
-            PointerType::kMouse,
-            button_param,
-            WebFloatPoint(floor(position.x), floor(position.y)),
-            WebFloatPoint(floor(global_position.x), floor(global_position.y))),
+        WebPointerProperties(id_param,
+                             PointerType::kMouse,
+                             button_param,
+                             position,
+                             global_position),
         click_count(click_count_param),
         menu_source_type(menu_source_type_param) {
     DCHECK_GE(type_param, kMouseTypeFirst);