Move global function isInline() to static function in IndentOutdentCommand.cpp

Source/core/editing/commands/IndentOutdentCommand.cpp

 /*
  * Copyright (C) 2006, 2008 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 30 matching lines @@
 using namespace HTMLNames;
 
 static bool isHTMLListOrBlockquoteElement(const Node* node)
 {
     if (!node || !node->isHTMLElement())
         return false;
     const HTMLElement& element = toHTMLElement(*node);
     return isHTMLUListElement(element) || isHTMLOListElement(element) || element.hasTagName(blockquoteTag);
 }
 
+static bool isInline(const Node* node)
+{
+    return node && node->layoutObject() && node->layoutObject()->isInline();
+}
+
+
 IndentOutdentCommand::IndentOutdentCommand(Document& document, EIndentType typeOfAction)
     : ApplyBlockElementCommand(document, blockquoteTag, "margin: 0 0 0 40px; border: none; padding: 0px;")
     , m_typeOfAction(typeOfAction)
 {
 }
 
 bool IndentOutdentCommand::tryIndentingAsListItem(const Position& start, const Position& end)
 {
     // If our selection is not inside a list, bail out.
     RefPtrWillBeRawPtr<Node> lastNodeInSelectedParagraph = start.anchorNode();
@@ skipping 188 matching lines @@
 
 void IndentOutdentCommand::formatRange(const Position& start, const Position& end, const Position&, RefPtrWillBeRawPtr<HTMLElement>& blockquoteForNextIndent)
 {
     if (tryIndentingAsListItem(start, end))
         blockquoteForNextIndent = nullptr;
     else
         indentIntoBlockquote(start, end, blockquoteForNextIndent);
 }
 
 }