Generate key event for deleteSurroundingText

content/public/android/java/src/org/chromium/content/browser/input/ImeAdapter.java

Index: content/public/android/java/src/org/chromium/content/browser/input/ImeAdapter.java
diff --git a/content/public/android/java/src/org/chromium/content/browser/input/ImeAdapter.java b/content/public/android/java/src/org/chromium/content/browser/input/ImeAdapter.java
index 1126a8040b0798b581ada643248e9ef4208629d0..d85273be9f59e92ddf388eeab157d6da9d7be89a 100644
--- a/content/public/android/java/src/org/chromium/content/browser/input/ImeAdapter.java
+++ b/content/public/android/java/src/org/chromium/content/browser/input/ImeAdapter.java
@@ -407,7 +407,15 @@ public class ImeAdapter {
      */
     boolean deleteSurroundingText(int beforeLength, int afterLength) {
         if (mNativeImeAdapterAndroid == 0) return false;
+        // Can't send the deletion key code yet because it will delete an extra char at the end.
+        // Also the deleteSurroundingText message is not always ordered properly with key event
+        // messages yet.
+        // TODO(guohui): fix the ordering and send the deletion key code for single-char deletion.
+        sendSyntheticKeyEvent(
+                sEventTypeRawKeyDown, SystemClock.uptimeMillis(), KeyEvent.KEYCODE_UNKNOWN, 0);
         nativeDeleteSurroundingText(mNativeImeAdapterAndroid, beforeLength, afterLength);
+        sendSyntheticKeyEvent(
+                sEventTypeKeyUp, SystemClock.uptimeMillis(), KeyEvent.KEYCODE_UNKNOWN, 0);
         return true;
     }