Revert of Make a pen in eraser mode visible thru PointerEvent.buttons

third_party/WebKit/Source/core/events/MouseEvent.cpp

Index: third_party/WebKit/Source/core/events/MouseEvent.cpp
diff --git a/third_party/WebKit/Source/core/events/MouseEvent.cpp b/third_party/WebKit/Source/core/events/MouseEvent.cpp
index 67a8b4bb5e14934499dce9b187d34c9629ec60ae..730fd1040920a0141cdba20dc00b4c77d69dacc9 100644
--- a/third_party/WebKit/Source/core/events/MouseEvent.cpp
+++ b/third_party/WebKit/Source/core/events/MouseEvent.cpp
@@ -152,11 +152,11 @@
     unsigned short buttons = 0;
 
     if (modifiers & PlatformEvent::LeftButtonDown)
-        buttons |= static_cast<unsigned short>(WebPointerProperties::Buttons::Left);
+        buttons |= static_cast<unsigned short>(Buttons::Left);
     if (modifiers & PlatformEvent::RightButtonDown)
-        buttons |= static_cast<unsigned short>(WebPointerProperties::Buttons::Right);
+        buttons |= static_cast<unsigned short>(Buttons::Right);
     if (modifiers & PlatformEvent::MiddleButtonDown)
-        buttons |= static_cast<unsigned short>(WebPointerProperties::Buttons::Middle);
+        buttons |= static_cast<unsigned short>(Buttons::Middle);
 
     return buttons;
 }