Qualify the generated includes in core (partial)

Source/core/dom/custom/CustomElement.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * 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 13 matching lines @@
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "core/dom/custom/CustomElement.h"
 
-#include "HTMLNames.h"
-#include "MathMLNames.h"
-#include "SVGNames.h"
+#include "core/HTMLNames.h"
+#include "core/MathMLNames.h"
+#include "core/SVGNames.h"
 #include "core/dom/Element.h"
 #include "core/dom/custom/CustomElementObserver.h"
 #include "core/dom/custom/CustomElementScheduler.h"
 
 namespace WebCore {
 
 CustomElementMicrotaskImportStep* CustomElement::didCreateImport(HTMLImportChild* import)
 {
     return CustomElementScheduler::scheduleImport(import);
 }
@@ skipping 85 matching lines @@
         break;
 
     case Element::WaitingForUpgrade:
     case Element::Upgraded:
         CustomElementObserver::notifyElementWasDestroyed(element);
         break;
     }
 }
 
 } // namespace WebCore