[Remoting Android] Hide soft keyboard button when physical keyboard is connected

remoting/android/java/src/org/chromium/chromoting/DesktopView.java

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.chromoting;
 
 import android.content.Context;
 import android.text.InputType;
 import android.util.AttributeSet;
 import android.view.MotionEvent;
 import android.view.SurfaceView;
 import android.view.inputmethod.EditorInfo;
 import android.view.inputmethod.InputConnection;
-import android.view.inputmethod.InputMethodManager;
 
 import org.chromium.chromoting.jni.Client;
 
 /**
  * The class for viewing and interacting with a specific remote host.
  */
 public final class DesktopView extends SurfaceView {
 
     private final Event.Raisable<TouchEventParameter> mOnTouch = new Event.Raisable<>();
 
@@ skipping 26 matching lines @@
         mInputHandler = new TouchInputHandler(this, mDesktop, renderStub, mInputEventSender);
     }
 
     /**
      * Destroys the view. Should be called in {@link android.app.Activity#onDestroy()}.
      */
     public void destroy() {
         mInputHandler.detachEventListeners();
     }
 
-    // TODO(yuweih): move showActionBar and showKeyboard out of this class.
-    /** Shows the action bar. */
-    public final void showActionBar() {
-        mDesktop.showSystemUi();
-    }
-
-    /** Shows the software keyboard. */
-    public final void showKeyboard() {
-        InputMethodManager inputManager =
-                (InputMethodManager) getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
-        inputManager.showSoftInput(this, 0);
-    }
-
     /** An {@link Event} which is triggered when user touches the screen. */
     public final Event<TouchEventParameter> onTouch() {
         return mOnTouch;
     }
 
     /** Called when a software keyboard is requested, and specifies its options. */
     @Override
     public final InputConnection onCreateInputConnection(EditorInfo outAttrs) {
         // Disables rich input support and instead requests simple key events.
         outAttrs.inputType = InputType.TYPE_NULL;
@@ skipping 11 matching lines @@
     }
 
     /** Called whenever the user attempts to touch the canvas. */
     @Override
     public final boolean onTouchEvent(MotionEvent event) {
         TouchEventParameter parameter = new TouchEventParameter(event);
         mOnTouch.raise(parameter);
         return parameter.handled;
     }
 }