Move Range objects new owner after moving tree rather than during moving tree

third_party/WebKit/Source/core/dom/RangeTest.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/dom/Range.h"
 
 #include "bindings/core/v8/ExceptionStatePlaceholder.h"
 #include "core/dom/Element.h"
 #include "core/dom/NodeList.h"
 #include "core/dom/Text.h"
@@ skipping 120 matching lines @@
     EXPECT_EQ(innerRight, rangeInnerRight->endContainer());
     EXPECT_EQ(1, rangeInnerRight->endOffset());
 
     EXPECT_TRUE(rangeFromTextToMiddleOfElement->boundaryPointsValid());
     EXPECT_EQ(newText, rangeFromTextToMiddleOfElement->startContainer());
     EXPECT_EQ(3, rangeFromTextToMiddleOfElement->startOffset());
     EXPECT_EQ(outer, rangeFromTextToMiddleOfElement->endContainer());
     EXPECT_EQ(4, rangeFromTextToMiddleOfElement->endOffset());
 }
 
+TEST_F(RangeTest, updateOwnerDocumentIfNeeded)
+{
+    Element* foo = document().createElement("foo", ASSERT_NO_EXCEPTION);
+    Element* bar = document().createElement("bar", ASSERT_NO_EXCEPTION);
+    foo->appendChild(bar);
+
+    Range* range = Range::create(document(), Position(bar, 0), Position(foo, 1));
+
+    Document* anotherDocument = Document::create();
+    anotherDocument->appendChild(foo);
+
+    EXPECT_EQ(bar, range->startContainer());
+    EXPECT_EQ(0, range->startOffset());
+    EXPECT_EQ(foo, range->endContainer());
+    EXPECT_EQ(1, range->endOffset());
+}
+
 } // namespace blink