Remove the CHECK from the DirectManipulationHelper::Activate function as it is firing in Canary on …

ui/views/win/hwnd_message_handler.cc

Index: ui/views/win/hwnd_message_handler.cc
diff --git a/ui/views/win/hwnd_message_handler.cc b/ui/views/win/hwnd_message_handler.cc
index 41ec2d1e48cf27e2cf0f4311cb7ba4ad244d096c..b394556ee2943a4c74837aa3e1ff4547c81c9347 100644
--- a/ui/views/win/hwnd_message_handler.cc
+++ b/ui/views/win/hwnd_message_handler.cc
@@ -2520,10 +2520,15 @@ void HWNDMessageHandler::OnWindowPosChanged(WINDOWPOS* window_pos) {
     MARGINS m = {10, 10, 10, 10};
     DwmExtendFrameIntoClientArea(hwnd(), &m);
   }
-  if (window_pos->flags & SWP_SHOWWINDOW)
+  if (window_pos->flags & SWP_SHOWWINDOW) {
     delegate_->HandleVisibilityChanged(true);
-  else if (window_pos->flags & SWP_HIDEWINDOW)
+    if (direct_manipulation_helper_)
+      direct_manipulation_helper_->Activate(hwnd());
+  } else if (window_pos->flags & SWP_HIDEWINDOW) {
     delegate_->HandleVisibilityChanged(false);
+    if (direct_manipulation_helper_)
+      direct_manipulation_helper_->Deactivate(hwnd());
+  }
   SetMsgHandled(FALSE);
 }