Oilpan: fix build after r192583.

Source/core/dom/shadow/ComposedTreeTraversalTest.cpp

 // Copyright 2015 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 "config.h"
 #include "core/dom/shadow/ComposedTreeTraversal.h"
 
 #include "bindings/core/v8/ExceptionStatePlaceholder.h"
 #include "core/dom/Document.h"
 #include "core/dom/Element.h"
@@ skipping 288 matching lines @@
             "<content select='#m10'></content>"
         "</a>";
     setupSampleHTML(mainHTML, shadowHTML, 1);
 
     RefPtrWillBeRawPtr<Element> body = document().body();
     RefPtrWillBeRawPtr<Element> m0 = body->querySelector("#m0", ASSERT_NO_EXCEPTION);
     RefPtrWillBeRawPtr<Element> m1 = body->querySelector("#m1", ASSERT_NO_EXCEPTION);
     RefPtrWillBeRawPtr<Element> m2 = body->querySelector("#m2", ASSERT_NO_EXCEPTION);
 
     RefPtrWillBeRawPtr<Element> m10 = body->querySelector("#m10", ASSERT_NO_EXCEPTION);
-    RefPtrWillBeRawPtr<Element> m11 = body->querySelector("#m11", ASSERT_NO_EXCEPTION);
 
     RefPtrWillBeRawPtr<ShadowRoot> shadowRoot = m1->shadowRoot();
     RefPtrWillBeRawPtr<Element> s11 = shadowRoot->querySelector("#s11", ASSERT_NO_EXCEPTION);
     RefPtrWillBeRawPtr<Element> s12 = shadowRoot->querySelector("#s12", ASSERT_NO_EXCEPTION);
 
     EXPECT_EQ(m0->firstChild(), ComposedTreeTraversal::lastWithin(*m0));
     EXPECT_EQ(*m0->firstChild(), ComposedTreeTraversal::lastWithinOrSelf(*m0));
 
     EXPECT_EQ(m10->firstChild(), ComposedTreeTraversal::lastWithin(*m1));
     EXPECT_EQ(*m10->firstChild(), ComposedTreeTraversal::lastWithinOrSelf(*m1));
 
     EXPECT_EQ(nullptr, ComposedTreeTraversal::lastWithin(*m2));
     EXPECT_EQ(*m2, ComposedTreeTraversal::lastWithinOrSelf(*m2));
 
     EXPECT_EQ(s11->firstChild(), ComposedTreeTraversal::lastWithin(*s11));
     EXPECT_EQ(*s11->firstChild(), ComposedTreeTraversal::lastWithinOrSelf(*s11));
 
     EXPECT_EQ(m10->firstChild(), ComposedTreeTraversal::lastWithin(*s12));
     EXPECT_EQ(*m10->firstChild(), ComposedTreeTraversal::lastWithinOrSelf(*s12));
 }
 
 } // namespace