Emit object replacement char to IME

Source/core/editing/PlainTextRange.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2005 Alexey Proskuryakov.
  *
  * 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
@@ skipping 49 matching lines @@
 PassRefPtrWillBeRawPtr<Range> PlainTextRange::createRange(const ContainerNode& scope) const
 {
     return createRangeFor(scope, ForGeneric);
 }
 
 PassRefPtrWillBeRawPtr<Range> PlainTextRange::createRangeForSelection(const ContainerNode& scope) const
 {
     return createRangeFor(scope, ForSelection);
 }
 
+PassRefPtrWillBeRawPtr<Range> PlainTextRange::createRangeForInputMethod(const ContainerNode& scope) const
+{
+    return createRangeFor(scope, ForInputMethod);
+}
+
 PassRefPtrWillBeRawPtr<Range> PlainTextRange::createRangeFor(const ContainerNode& scope, GetRangeFor getRangeFor) const
 {
     ASSERT(isNotNull());
 
     RefPtrWillBeRawPtr<Range> resultRange = scope.document().createRange();
 
     size_t docTextPosition = 0;
     bool startRangeFound = false;
 
     RefPtrWillBeRawPtr<Range> textRunRange = nullptr;
 
-    TextIterator it(rangeOfContents(const_cast<ContainerNode*>(&scope)).get(), getRangeFor == ForSelection ? TextIteratorEmitsCharactersBetweenAllVisiblePositions : TextIteratorDefaultBehavior);
+    TextIteratorBehavior behaviorFlags = TextIteratorDefaultBehavior;
+    if (getRangeFor == ForSelection)
+        behaviorFlags = TextIteratorEmitsCharactersBetweenAllVisiblePositions;
+    else if (getRangeFor == ForInputMethod)
+        behaviorFlags = TextIteratorEmitsObjectReplacementCharacter;
+    TextIterator it(rangeOfContents(const_cast<ContainerNode*>(&scope)).get(), behaviorFlags);
 
     // FIXME: the atEnd() check shouldn't be necessary, workaround for <http://bugs.webkit.org/show_bug.cgi?id=6289>.
     if (!start() && !length() && it.atEnd()) {
         textRunRange = it.range();
 
         resultRange->setStart(textRunRange->startContainer(), 0, ASSERT_NO_EXCEPTION);
         resultRange->setEnd(textRunRange->startContainer(), 0, ASSERT_NO_EXCEPTION);
 
         return resultRange.release();
     }
@@ skipping 84 matching lines @@
     size_t start = TextIterator::rangeLength(testRange.get());
 
     testRange->setEnd(range.endContainer(), range.endOffset(), IGNORE_EXCEPTION);
     ASSERT(testRange->startContainer() == &scope);
     size_t end = TextIterator::rangeLength(testRange.get());
 
     return PlainTextRange(start, end);
 }
 
 }