Simplify reference management in SkPDF

src/pdf/SkPDFGraphicState.h

 
 /*
  * Copyright 2010 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef SkPDFGraphicState_DEFINED
@@ skipping 18 matching lines @@
 class SkPDFGraphicState : public SkPDFDict {
     SK_DECLARE_INST_COUNT(SkPDFGraphicState)
 public:
     enum SkPDFSMaskMode {
         kAlpha_SMaskMode,
         kLuminosity_SMaskMode
     };
 
     virtual ~SkPDFGraphicState();
 
-    virtual void getResources(const SkTSet<SkPDFObject*>& knownResourceObjects,
-                              SkTSet<SkPDFObject*>* newResourceObjects);
-
     // Override emitObject so that we can populate the dictionary on
     // demand.
     virtual void emitObject(SkWStream* stream, SkPDFCatalog* catalog);
 
     /** Get the graphic state for the passed SkPaint. The reference count of
      *  the object is incremented and it is the caller's responsibility to
      *  unreference it when done. This is needed to accommodate the weak
      *  reference pattern used when the returned object is new and has no
      *  other references.
      *  @param paint  The SkPaint to emulate.
@@ skipping 19 matching lines @@
      */
     static SkPDFGraphicState* GetNoSMaskGraphicState();
 
     bool equals(const SkPaint&) const;
 
     // Only public for SK_DECLARE_STATIC_LAZY_PTR
     static SkPDFGraphicState* CreateNoSMaskGraphicState();
 
 private:
     const SkPaint fPaint;
-    SkTDArray<SkPDFObject*> fResources;
     bool fPopulated;
     bool fSMask;
 
     SkPDFGraphicState();
     explicit SkPDFGraphicState(const SkPaint& paint);
 
     void populateDict();
 
-    static SkPDFObject* GetInvertFunction();
-
     typedef SkPDFDict INHERITED;
 };
 
 #endif