Remove batchtracker

src/gpu/GrPrimitiveProcessor.h

Index: src/gpu/GrPrimitiveProcessor.h
diff --git a/src/gpu/GrPrimitiveProcessor.h b/src/gpu/GrPrimitiveProcessor.h
index cba869eb3f9b7c116ea38984a7b5ba051863e2b2..99a467df07d58b66a75fb4573979043267a98a7a 100644
--- a/src/gpu/GrPrimitiveProcessor.h
+++ b/src/gpu/GrPrimitiveProcessor.h
@@ -42,30 +42,6 @@
  * it emits the appropriate color, or none at all, as directed.
  */
 
-/*
- * A struct for tracking batching decisions.  While this lives on GrOptState, it is managed
- * entirely by the derived classes of the GP.
- * // TODO this was an early attempt at handling out of order batching.  It should be
- * used carefully as it is being replaced by GrBatch
- */
-class GrBatchTracker {
-public:
-    template <typename T> const T& cast() const {
-        SkASSERT(sizeof(T) <= kMaxSize);
-        return *reinterpret_cast<const T*>(fData.get());
-    }
-
-    template <typename T> T* cast() {
-        SkASSERT(sizeof(T) <= kMaxSize);
-        return reinterpret_cast<T*>(fData.get());
-    }
-
-    static const size_t kMaxSize = 32;
-
-private:
-    SkAlignedSStorage<kMaxSize> fData;
-};
-
 class GrGLSLCaps;
 class GrGLPrimitiveProcessor;
 
@@ -172,11 +148,6 @@ enum GrGPInput {
  */
 class GrPrimitiveProcessor : public GrProcessor {
 public:
-    virtual void initBatchTracker(GrBatchTracker*, const GrPipelineOptimizations&) const = 0;
-
-    virtual void getInvariantOutputColor(GrInitInvariantOutput* out) const = 0;
-    virtual void getInvariantOutputCoverage(GrInitInvariantOutput* out) const = 0;
-
     // Only the GrGeometryProcessor subclass actually has a geo shader or vertex attributes, but
     // we put these calls on the base class to prevent having to cast
     virtual bool willUseGeoShader() const = 0;
@@ -230,16 +201,14 @@ public:
      *
      * TODO: A better name for this function  would be "compute" instead of "get".
      */
-    virtual void getGLProcessorKey(const GrBatchTracker& bt,
-                                   const GrGLSLCaps& caps,
+    virtual void getGLProcessorKey(const GrGLSLCaps& caps,
                                    GrProcessorKeyBuilder* b) const = 0;
 
 
     /** Returns a new instance of the appropriate *GL* implementation class
         for the given GrProcessor; caller is responsible for deleting
         the object. */
-    virtual GrGLPrimitiveProcessor* createGLInstance(const GrBatchTracker& bt,
-                                                     const GrGLSLCaps& caps) const = 0;
+    virtual GrGLPrimitiveProcessor* createGLInstance(const GrGLSLCaps& caps) const = 0;
 
     bool isPathRendering() const { return fIsPathRendering; }