Rename ExceptionCode constants to use the names in the spec (2/3)

Source/core/page/DOMSelection.cpp

 /*
  * Copyright (C) 2007, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2012 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer. 
@@ skipping 198 matching lines @@
 }
 
 void DOMSelection::collapseToEnd(ExceptionCode& ec)
 {
     if (!m_frame)
         return;
 
     const VisibleSelection& selection = m_frame->selection()->selection();
 
     if (selection.isNone()) {
-        ec = INVALID_STATE_ERR;
+        ec = InvalidStateError;
         return;
     }
 
     m_frame->selection()->moveTo(VisiblePosition(selection.end(), DOWNSTREAM));
 }
 
 void DOMSelection::collapseToStart(ExceptionCode& ec)
 {
     if (!m_frame)
         return;
 
     const VisibleSelection& selection = m_frame->selection()->selection();
 
     if (selection.isNone()) {
-        ec = INVALID_STATE_ERR;
+        ec = InvalidStateError;
         return;
     }
 
     m_frame->selection()->moveTo(VisiblePosition(selection.start(), DOWNSTREAM));
 }
 
 void DOMSelection::empty()
 {
     if (!m_frame)
         return;
@@ skipping 85 matching lines @@
 
     m_frame->selection()->modify(alter, direction, granularity);
 }
 
 void DOMSelection::extend(Node* node, int offset, ExceptionCode& ec)
 {
     if (!m_frame)
         return;
 
     if (!node) {
-        ec = TYPE_MISMATCH_ERR;
+        ec = TypeMismatchError;
         return;
     }
 
     if (offset < 0 || offset > (node->offsetInCharacters() ? caretMaxOffset(node) : (int)node->childNodeCount())) {
         ec = IndexSizeError;
         return;
     }
 
     if (!isValidForPosition(node))
         return;
@@ skipping 179 matching lines @@
 
 bool DOMSelection::isValidForPosition(Node* node) const
 {
     ASSERT(m_frame);
     if (!node)
         return true;
     return node->document() == m_frame->document();
 }
 
 } // namespace WebCore