Remove backend factories

src/core/SkXfermode.cpp

Index: src/core/SkXfermode.cpp
diff --git a/src/core/SkXfermode.cpp b/src/core/SkXfermode.cpp
index 83503659bd61098fe2140a6add8ff7c51c46085b..f8200db71d21026dcd3abf33175cbb99df74d12e 100644
--- a/src/core/SkXfermode.cpp
+++ b/src/core/SkXfermode.cpp
@@ -810,7 +810,6 @@ void SkXfermode::xferA8(SkAlpha* SK_RESTRICT dst,
 #include "GrCoordTransform.h"
 #include "GrInvariantOutput.h"
 #include "GrProcessorUnitTest.h"
-#include "GrTBackendProcessorFactory.h"
 #include "gl/GrGLProcessor.h"
 #include "gl/builders/GrGLProgramBuilder.h"
 
@@ -831,20 +830,29 @@ public:
         }
     }
 
-    virtual const GrBackendFragmentProcessorFactory& getFactory() const SK_OVERRIDE {
-        return GrTBackendFragmentProcessorFactory<XferEffect>::getInstance();
+    virtual void getGLProcessorKey(const GrGLCaps& caps,
+                                   GrProcessorKeyBuilder* b) const SK_OVERRIDE {
+        GLProcessor::GenKey(*this, caps, b);
     }
 
-    static const char* Name() { return "XferEffect"; }
+    virtual GrGLFragmentProcessor* createGLInstance() const SK_OVERRIDE {
+        return SkNEW_ARGS(GLProcessor, (*this));
+    }
+
+    virtual uint32_t classID() const {
+        static uint32_t id = GenClassID();
+        return id;
+    }
+
+    virtual const char* name() const SK_OVERRIDE { return "XferEffect"; }
 
     SkXfermode::Mode mode() const { return fMode; }
     const GrTextureAccess&  backgroundAccess() const { return fBackgroundAccess; }
 
     class GLProcessor : public GrGLFragmentProcessor {
     public:
-        GLProcessor(const GrBackendProcessorFactory& factory, const GrProcessor&)
-            : INHERITED(factory) {
-        }
+        GLProcessor(const GrFragmentProcessor&) {}
+
         virtual void emitCode(GrGLFPBuilder* builder,
                               const GrFragmentProcessor& fp,
                               const char* outputColor,