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

Source/web/WebLocalFrameImpl.cpp

 /*
  * Copyright (C) 2009 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 1818 matching lines @@
         // Finally clear the active match, for two reasons:
         // We just finished the find 'session' and we don't want future (potentially
         // unrelated) find 'sessions' operations to start at the same place.
         // The WebLocalFrameImpl could get reused and the activeMatch could end up pointing
         // to a document that is no longer valid. Keeping an invalid reference around
         // is just asking for trouble.
         m_textFinder->resetActiveMatch();
     }
 }
 
+bool WebLocalFrameImpl::setCaretSelectionFromRangeSelection()
+{
+    if (!frame()->selection().rootEditableElement() || !frame()->selection().isRange())
+        return false;
+
+    // Collapse the selection to end of Range Selection.
+    WebRange currentSelectionRange = selectionRange();
+    if (RefPtrWillBeRawPtr<Range> range = static_cast<PassRefPtrWillBeRawPtr<Range> >(currentSelectionRange)) {
+        range->collapse(false);
+        selectRange(currentSelectionRange);
+        return true;
+    }
+
+    return false;
+}
+
 void WebLocalFrameImpl::didFail(const ResourceError& error, bool wasProvisional)
 {
     if (!client())
         return;
     WebURLError webError = error;
     if (wasProvisional)
         client()->didFailProvisionalLoad(this, webError);
     else
         client()->didFailLoad(this, webError);
 }
@@ skipping 101 matching lines @@
 {
     RefPtr<LocalFrame> frame = LocalFrame::create(&m_frameLoaderClientImpl, host, owner);
     setWebCoreFrame(frame);
     frame->tree().setName(name, fallbackName);
     // May dispatch JS events; frame may be detached after this.
     frame->init();
     return frame;
 }
 
 } // namespace blink