DO NOT MERGE.

Fix for http://b/issue?id=2292512

When pressing the trackball on a WebTextView, open the IME.

Change-Id: I5ea74ca7ce51ac509dc8649b8f8d1869287bb7a9

core/java/android/webkit/WebView.java

@@ -4621,6 +4621,7 @@ public class WebView extends AbsoluteLayout
             View v = mWebTextView;
             int x = viewToContentX((v.getLeft() + v.getRight()) >> 1);
             int y = viewToContentY((v.getTop() + v.getBottom()) >> 1);
+            displaySoftKeyboard(true);
             nativeTextInputMotionUp(x, y);
         }
     }