Oilpan: move Range object to the oilpan heap.

Source/web/tests/WebFrameTest.cpp

Index: Source/web/tests/WebFrameTest.cpp
diff --git a/Source/web/tests/WebFrameTest.cpp b/Source/web/tests/WebFrameTest.cpp
index 7fccce6d6c5705ab477f68b08a6af83cb7e7a262..8e2cfe7cb04fbb6b23d71baaa0615f94f08cd0a1 100644
--- a/Source/web/tests/WebFrameTest.cpp
+++ b/Source/web/tests/WebFrameTest.cpp
@@ -4220,7 +4220,7 @@ TEST_F(WebFrameTest, ReplaceMisspelledRange)
     const int allTextBeginOffset = 0;
     const int allTextLength = 11;
     frame->selectRange(WebRange::fromDocumentRange(frame, allTextBeginOffset, allTextLength));
-    RefPtr<Range> selectionRange = frame->frame()->selection().toNormalizedRange();
+    RefPtrWillBeRawPtr<Range> selectionRange = frame->frame()->selection().toNormalizedRange();
 
     EXPECT_EQ(1, spellcheck.numberOfTimesChecked());
     EXPECT_EQ(1U, document->markers().markersInRange(selectionRange.get(), DocumentMarker::Spelling).size());
@@ -4253,7 +4253,7 @@ TEST_F(WebFrameTest, RemoveSpellingMarkers)
     const int allTextBeginOffset = 0;
     const int allTextLength = 11;
     frame->selectRange(WebRange::fromDocumentRange(frame, allTextBeginOffset, allTextLength));
-    RefPtr<Range> selectionRange = frame->frame()->selection().toNormalizedRange();
+    RefPtrWillBeRawPtr<Range> selectionRange = frame->frame()->selection().toNormalizedRange();
 
     EXPECT_EQ(0U, document->markers().markersInRange(selectionRange.get(), DocumentMarker::Spelling).size());
 }