Disambiguate OnMouseCaptureLost from OnMouseReleased, etc.

views/widget/widget_win.cc

Index: views/widget/widget_win.cc
diff --git a/views/widget/widget_win.cc b/views/widget/widget_win.cc
index 147c443a05f2939121c1bba2f7fc83a986905064..7a46b48ba63b94ca2daa54eba214a4a696567d69 100644
--- a/views/widget/widget_win.cc
+++ b/views/widget/widget_win.cc
@@ -566,7 +566,7 @@ void WidgetWin::OnCancelMode() {
 
 void WidgetWin::OnCaptureChanged(HWND hwnd) {
   if (is_mouse_down_)
-    GetRootView()->ProcessMouseDragCanceled();
+    GetRootView()->OnMouseCaptureLost();
   is_mouse_down_ = false;
 }
 
@@ -1023,7 +1023,7 @@ bool WidgetWin::ProcessMouseReleased(UINT message,
   MSG msg;
   MakeMSG(&msg, message, w_param, l_param, 0, GET_X_LPARAM(l_param),
           GET_Y_LPARAM(l_param));
-  GetRootView()->OnMouseReleased(MouseEvent(msg), false);
+  GetRootView()->OnMouseReleased(MouseEvent(msg));
   return true;
 }