Show caret handle when clicking in the middle of text.

 Bug 6545325

Change-Id: Ibea6daca1da12eec38b05f7f451561d31bb3c983

Author: George Mount

core/java/android/webkit/WebViewClassic.java

@@ -7872,7 +7872,7 @@ private void updateTextSelectionFromMessage(int nodePointer,
         nativeSetTextSelection(mNativeClass, data.mSelectTextPtr);
 
         if ((data.mSelectionReason == TextSelectionData.REASON_ACCESSIBILITY_INJECTOR)
-                || (!mSelectingText
+                || (!mSelectingText && data.mStart != data.mEnd
                         && data.mSelectionReason != TextSelectionData.REASON_SELECT_WORD)) {
             selectionDone();
             mShowTextSelectionExtra = true;