Avoid toggling app list if interrupted by mouse

ui/base/accelerators/accelerator_history.cc

Index: ui/base/accelerators/accelerator_history.cc
diff --git a/ui/base/accelerators/accelerator_history.cc b/ui/base/accelerators/accelerator_history.cc
index 94e78da26927d3cca60b718d5c2ca74fefcfd1cd..e4fbc8130f04c772de74cb17e28fea93b631baa0 100644
--- a/ui/base/accelerators/accelerator_history.cc
+++ b/ui/base/accelerators/accelerator_history.cc
@@ -31,4 +31,11 @@ void AcceleratorHistory::StoreCurrentAccelerator(
   }
 }
 
+void AcceleratorHistory::InterruptCurrentAccelerator() {
+  if (current_accelerator_.key_state() == Accelerator::KeyState::PRESSED) {
+    // Only interrupts pressed keys.
+    current_accelerator_.set_interrupted_by_mouse_event(true);
+  }
+}
+
 } // namespace ui