In SkPDFDocument::emitPDF(), stop pre-calculating file offsets.

src/pdf/SkPDFGraphicState.h

Index: src/pdf/SkPDFGraphicState.h
diff --git a/src/pdf/SkPDFGraphicState.h b/src/pdf/SkPDFGraphicState.h
index 28686e37be11afd4b624ff91e0ff7e512e99d951..246f1db26ea07ba0874ef738dc013a942a67b48b 100644
--- a/src/pdf/SkPDFGraphicState.h
+++ b/src/pdf/SkPDFGraphicState.h
@@ -39,10 +39,9 @@ public:
     virtual void getResources(const SkTSet<SkPDFObject*>& knownResourceObjects,
                               SkTSet<SkPDFObject*>* newResourceObjects);
 
-    // Override emitObject and getOutputSize so that we can populate
-    // the dictionary on demand.
+    // Override emitObject so that we can populate the dictionary on
+    // demand.
     virtual void emitObject(SkWStream* stream, SkPDFCatalog* catalog);
-    virtual size_t getOutputSize(SkPDFCatalog* catalog, bool indirect);
 
     /** Get the graphic state for the passed SkPaint. The reference count of
      *  the object is incremented and it is the caller's responsibility to