Revert "Implement caching of filled paths in the tessellated path renderer."

include/core/SkPathRef.h

Index: include/core/SkPathRef.h
diff --git a/include/core/SkPathRef.h b/include/core/SkPathRef.h
index c09f6e87e471c1d8320a11156ef9dc64d0dbb92a..e7cc31cff43ef6d2947c822626a0709a034c6077 100644
--- a/include/core/SkPathRef.h
+++ b/include/core/SkPathRef.h
@@ -180,7 +180,19 @@ public:
      */
     static void Rewind(SkAutoTUnref<SkPathRef>* pathRef);
 
-    virtual ~SkPathRef();
+    virtual ~SkPathRef() {
+        SkDEBUGCODE(this->validate();)
+        sk_free(fPoints);
+
+        SkDEBUGCODE(fPoints = NULL;)
+        SkDEBUGCODE(fVerbs = NULL;)
+        SkDEBUGCODE(fVerbCnt = 0x9999999;)
+        SkDEBUGCODE(fPointCnt = 0xAAAAAAA;)
+        SkDEBUGCODE(fPointCnt = 0xBBBBBBB;)
+        SkDEBUGCODE(fGenerationID = 0xEEEEEEEE;)
+        SkDEBUGCODE(fEditorsAttached = 0x7777777;)
+    }
+
     int countPoints() const { SkDEBUGCODE(this->validate();) return fPointCnt; }
     int countVerbs() const { SkDEBUGCODE(this->validate();) return fVerbCnt; }
     int countWeights() const { SkDEBUGCODE(this->validate();) return fConicWeights.count(); }
@@ -239,13 +251,6 @@ public:
      */
     uint32_t genID() const;
 
-    struct GenIDChangeListener {
-        virtual ~GenIDChangeListener() {}
-        virtual void onChange() = 0;
-    };
-
-    void addGenIDChangeListener(GenIDChangeListener* listener);
-
     SkDEBUGCODE(void validate() const;)
 
 private:
@@ -417,8 +422,6 @@ private:
         return fPoints;
     }
 
-    void callGenIDChangeListeners();
-
     enum {
         kMinSize = 256,
     };
@@ -443,8 +446,6 @@ private:
     mutable uint32_t    fGenerationID;
     SkDEBUGCODE(int32_t fEditorsAttached;) // assert that only one editor in use at any time.
 
-    SkTDArray<GenIDChangeListener*> fGenIDChangeListeners;  // pointers are owned
-
     friend class PathRefTest_Private;
     typedef SkRefCnt INHERITED;
 };