Oilpan:fix build after r183981.

TBR=oilpan-reviews,haraken
BUG=423823
NOTRY=true

Review URL: https://codereview.chromium.org/665093002

git-svn-id: svn://svn.chromium.org/blink/trunk@183988 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/core/inspector/InspectorStyleSheet.cpp

@@ -882,7 +882,7 @@ bool InspectorStyleSheetBase::getStyleText(const InspectorCSSId& id, String* tex
 
 void InspectorStyleSheetBase::onStyleSheetTextChanged()
 {
-    m_lineEndings = adoptPtrWillBeNoop(new LineEndings());
+    m_lineEndings = adoptPtr(new LineEndings());
     if (listener())
         listener()->styleSheetChanged(this);
 }
@@ -1868,4 +1868,3 @@ void InspectorStyleSheetForInlineStyle::trace(Visitor* visitor)
 }
 
 } // namespace blink
-