revert r7892

git-svn-id: http://skia.googlecode.com/svn/trunk@7896 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/pdf/SkPDFFormXObject.h b/src/pdf/SkPDFFormXObject.h
index b1a6f74..0c49152 100644
--- a/src/pdf/SkPDFFormXObject.h
+++ b/src/pdf/SkPDFFormXObject.h
@@ -39,11 +39,10 @@
     virtual ~SkPDFFormXObject();
 
     // The SkPDFObject interface.
-    virtual void getResources(const SkTSet<SkPDFObject*>& knownResourceObjects,
-                              SkTSet<SkPDFObject*>* newResourceObjects);
+    virtual void getResources(SkTDArray<SkPDFObject*>* resourceList);
 
 private:
-    SkTSet<SkPDFObject*> fResources;
+    SkTDArray<SkPDFObject*> fResources;
 };
 
 #endif