Set the correct pressure for pointer events based on force

content/browser/renderer_host/web_input_event_aura.cc

 // 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.
 
 #include "content/browser/renderer_host/web_input_event_aura.h"
 
 #include "build/build_config.h"
 #include "content/browser/renderer_host/input/web_input_event_util.h"
 #include "content/browser/renderer_host/ui_events_helper.h"
 #include "ui/aura/client/screen_position_client.h"
@@ skipping 383 matching lines @@
     case ui::ET_MOUSE_DRAGGED:
       webkit_event.type = blink::WebInputEvent::MouseMove;
       break;
     default:
       NOTIMPLEMENTED() << "Received unexpected event: " << event.type();
       break;
   }
 
   webkit_event.tiltX = roundf(event.pointer_details().tilt_x());
   webkit_event.tiltY = roundf(event.pointer_details().tilt_y());
-  webkit_event.force = event.pointer_details().force();
   webkit_event.pointerType =
       EventPointerTypeToWebPointerType(event.pointer_details().pointer_type());
 
+  // TODO(crbug.com/581066): Set mouse pressure if it is supported
+   if (webkit_event.pointerType !=
+       blink::WebPointerProperties::PointerType::Mouse)
+       webkit_event.force = event.pointer_details().force();
+
   return webkit_event;
 }
 
 blink::WebMouseWheelEvent MakeWebMouseWheelEventFromAuraEvent(
     const ui::MouseWheelEvent& event) {
   blink::WebMouseWheelEvent webkit_event;
 
   webkit_event.type = blink::WebInputEvent::MouseWheel;
   webkit_event.button = blink::WebMouseEvent::ButtonNone;
   webkit_event.modifiers = ui::EventFlagsToWebEventModifiers(event.flags());
   webkit_event.timeStampSeconds = event.time_stamp().InSecondsF();
 
   if ((event.flags() & ui::EF_SHIFT_DOWN) != 0 && event.x_offset() == 0) {
     webkit_event.deltaX = event.y_offset();
     webkit_event.deltaY = 0;
   } else {
     webkit_event.deltaX = event.x_offset();
     webkit_event.deltaY = event.y_offset();
   }
 
   webkit_event.wheelTicksX = webkit_event.deltaX / kPixelsPerTick;
   webkit_event.wheelTicksY = webkit_event.deltaY / kPixelsPerTick;
 
   webkit_event.tiltX = roundf(event.pointer_details().tilt_x());
   webkit_event.tiltY = roundf(event.pointer_details().tilt_y());
-  webkit_event.force = event.pointer_details().force();
   webkit_event.pointerType =
       EventPointerTypeToWebPointerType(event.pointer_details().pointer_type());
 
+  // TODO(crbug.com/581066): Set mouse pressure if it is supported
+   if (webkit_event.pointerType !=
+       blink::WebPointerProperties::PointerType::Mouse)
+       webkit_event.force = event.pointer_details().force();
+
   return webkit_event;
 }
 
 }  // namespace content