Use tighter typing in editing: VisiblePosition & VisibleSelection

Source/core/editing/InsertParagraphSeparatorCommand.cpp

 /*
  * Copyright (C) 2005, 2006 Apple Computer, 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 157 matching lines @@
     // FIXME: The parentAnchoredEquivalent conversion needs to be moved into enclosingBlock.
     RefPtrWillBeRawPtr<Element> startBlock = enclosingBlock(insertionPosition.parentAnchoredEquivalent().containerNode());
     Node* listChildNode = enclosingListChild(insertionPosition.parentAnchoredEquivalent().containerNode());
     RefPtrWillBeRawPtr<HTMLElement> listChild = listChildNode && listChildNode->isHTMLElement() ? toHTMLElement(listChildNode) : 0;
     Position canonicalPos = VisiblePosition(insertionPosition).deepEquivalent();
     if (!startBlock
         || !startBlock->nonShadowBoundaryParentNode()
         || isTableCell(startBlock.get())
         || isHTMLFormElement(*startBlock)
         // FIXME: If the node is hidden, we don't have a canonical position so we will do the wrong thing for tables and <hr>. https://bugs.webkit.org/show_bug.cgi?id=40342
-        || (!canonicalPos.isNull() && isRenderedTable(canonicalPos.deprecatedNode()))
+        || (!canonicalPos.isNull() && isRenderedTableElement(canonicalPos.deprecatedNode()))
         || (!canonicalPos.isNull() && isHTMLHRElement(*canonicalPos.deprecatedNode()))) {
         applyCommandToComposite(InsertLineBreakCommand::create(document()));
         return;
     }
 
     // Use the leftmost candidate.
     insertionPosition = insertionPosition.upstream();
     if (!insertionPosition.isCandidate())
         insertionPosition = insertionPosition.downstream();
 
@@ skipping 240 matching lines @@
 }
 
 void InsertParagraphSeparatorCommand::trace(Visitor *visitor)
 {
     visitor->trace(m_style);
     CompositeEditCommand::trace(visitor);
 }
 
 
 } // namespace blink