Showing virtual keyboard when input type changed

components/arc/common/ime.mojom

Index: components/arc/common/ime.mojom
diff --git a/components/arc/common/ime.mojom b/components/arc/common/ime.mojom
index 8fae966e94b0053b0fc8b3b2ed473a921ae4b37c..fab150215c3aa210d7dcef818ab62cbe77b97547 100644
--- a/components/arc/common/ime.mojom
+++ b/components/arc/common/ime.mojom
@@ -38,6 +38,7 @@ struct CompositionSegment {
   bool emphasized;
 };
 
+// Next MinVersion: 3
 interface ImeHost {
   // Notifies Chrome that the text input focus is changed.
   OnTextInputTypeChanged(TextInputType type);
@@ -47,6 +48,9 @@ interface ImeHost {
 
   // Notifies Chrome that the current composition is canceled.
   [MinVersion=1] OnCancelComposition();
+
+  // Show virtual keyboard of Chrome OS if needed.
+  [MinVersion=2] ShowImeIfNeeded();
 };
 
 interface ImeInstance {