Fixs bug resulting in double event delivery in mus

ui/views/controls/combobox/combobox_unittest.cc

Index: ui/views/controls/combobox/combobox_unittest.cc
diff --git a/ui/views/controls/combobox/combobox_unittest.cc b/ui/views/controls/combobox/combobox_unittest.cc
index c2f6085dd3272c0f54c0f3f27350970d137e6a81..364c5844f39a9ce55bd08decf6da7b21d5ca36eb 100644
--- a/ui/views/controls/combobox/combobox_unittest.cc
+++ b/ui/views/controls/combobox/combobox_unittest.cc
@@ -212,6 +212,9 @@ class ComboboxTest : public ViewsTestBase {
         CreateParams(Widget::InitParams::TYPE_WINDOW_FRAMELESS);
     params.bounds = gfx::Rect(200, 200, 200, 200);
     widget_->Init(params);
+    // This test sends events that in mus are normally routed to ime. Disable
+    // talking to the server so the test doesn't have to wait for the ack.
+    DisableMusInputMethod(widget_);
     View* container = new View();
     widget_->SetContentsView(container);
     container->AddChildView(combobox_);