Send correct key-codes when doing composition events instead of always 0.

content/public/android/java/src/org/chromium/content/browser/input/AdapterInputConnection.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.content.browser.input;
 
 import android.os.SystemClock;
 import android.text.Editable;
 import android.text.InputType;
 import android.text.Selection;
@@ skipping 442 matching lines @@
         if (b < 0) b = 0;
         if (a > textLength) a = textLength;
         if (b > textLength) b = textLength;
 
         if (a == b) {
             removeComposingSpans(mEditable);
         } else {
             super.setComposingRegion(a, b);
         }
         updateSelectionIfRequired();
-        return mImeAdapter.setComposingRegion(a, b);
+
+        CharSequence regionText = null;
+        if (b > a) {
+            regionText = mEditable.subSequence(start, end);
+        }
+        return mImeAdapter.setComposingRegion(regionText, a, b);
     }
 
     boolean isActive() {
         return getInputMethodManagerWrapper().isActive(mInternalView);
     }
 
     private InputMethodManagerWrapper getInputMethodManagerWrapper() {
         return mImeAdapter.getInputMethodManagerWrapper();
     }
 
@@ skipping 45 matching lines @@
     @VisibleForTesting
     ImeState getImeStateForTesting() {
         String text = mEditable.toString();
         int selectionStart = Selection.getSelectionStart(mEditable);
         int selectionEnd = Selection.getSelectionEnd(mEditable);
         int compositionStart = getComposingSpanStart(mEditable);
         int compositionEnd = getComposingSpanEnd(mEditable);
         return new ImeState(text, selectionStart, selectionEnd, compositionStart, compositionEnd);
     }
 }