Revert r7883

git-svn-id: http://skia.googlecode.com/svn/trunk@7884 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/pdf/SkPDFImage.cpp b/src/pdf/SkPDFImage.cpp
index 9c57fba..1b93f6e 100644
--- a/src/pdf/SkPDFImage.cpp
+++ b/src/pdf/SkPDFImage.cpp
@@ -287,9 +287,8 @@
     return mask;
 }
 
-void SkPDFImage::getResources(const SkTSet<SkPDFObject*>& knownResourceObjects,
-                              SkTSet<SkPDFObject*>* newResourceObjects) {
-    GetResourcesHelper(&fResources, knownResourceObjects, newResourceObjects);
+void SkPDFImage::getResources(SkTDArray<SkPDFObject*>* resourceList) {
+    GetResourcesHelper(&fResources, resourceList);
 }
 
 SkPDFImage::SkPDFImage(SkStream* imageData, const SkBitmap& bitmap,