Fixing image canvas resize problems when showing/hiding system UI.

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

Index: remoting/android/java/src/org/chromium/chromoting/TouchInputHandler.java
diff --git a/remoting/android/java/src/org/chromium/chromoting/TouchInputHandler.java b/remoting/android/java/src/org/chromium/chromoting/TouchInputHandler.java
index 48e5ccf9ac19bad2da5f9a37c4cb0fa8a9fbe884..190396fde9c0e92872cf81ad256b13d576e929c5 100644
--- a/remoting/android/java/src/org/chromium/chromoting/TouchInputHandler.java
+++ b/remoting/android/java/src/org/chromium/chromoting/TouchInputHandler.java
@@ -4,6 +4,7 @@
 
 package org.chromium.chromoting;
 
+import android.graphics.Rect;
 import android.view.MotionEvent;
 
 /**
@@ -38,6 +39,15 @@ public interface TouchInputHandler {
     void onHostSizeChanged(int width, int height);
 
     /**
+     * Called when the visibility of the soft input method has changed.
+     * The innerBounds parameter describes the amount of space used by SystemUI along each edge of
+     * the screen.  The status bar is typically shown along the top, soft input UI is generally
+     * shown at the bottom.  The navigation bar is shown along the bottom for tablets and along the
+     * right side for phones in landscape mode (it shown at the bottom in portrait mode).
+     */
+    void onSoftInputMethodVisibilityChanged(boolean inputMethodVisible, Rect innerBounds);
+
+    /**
      * Whilst an animation is in progress, this method is called repeatedly until the animation is
      * cancelled. After this method returns, the DesktopView will schedule a repaint.
      */