Copying text closes the keyboard and the text input gets unfocused, forcing virtual keyboard is get…

Source/core/editing/FrameSelection.cpp

 /*
  * Copyright (C) 2004, 2008, 2009, 2010 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 1422 matching lines @@
         return m_logicalRange->cloneRange();
     return m_selection.firstRange();
 }
 
 bool FrameSelection::isInPasswordField() const
 {
     HTMLTextFormControlElement* textControl = enclosingTextFormControl(start());
     return isHTMLInputElement(textControl) && toHTMLInputElement(textControl)->isPasswordField();
 }
 
+bool FrameSelection::isInTextField() const
+{
+    HTMLTextFormControlElement* textControl = enclosingTextFormControl(start());
+    return isHTMLInputElement(textControl) && toHTMLInputElement(textControl)->isTextField();
+}
+
 void FrameSelection::notifyAccessibilityForSelectionChange()
 {
     if (m_selection.start().isNotNull() && m_selection.end().isNotNull()) {
         if (AXObjectCache* cache = m_frame->document()->existingAXObjectCache())
             cache->selectionChanged(m_selection.start().containerNode());
     }
 }
 
 void FrameSelection::focusedOrActiveStateChanged()
 {
@@ skipping 433 matching lines @@
     sel.showTreeForThis();
 }
 
 void showTree(const WebCore::FrameSelection* sel)
 {
     if (sel)
         sel->showTreeForThis();
 }
 
 #endif