Move GrXferProcessor subclasses into cpp files

include/gpu/effects/GrPorterDuffXferProcessor.h

Index: include/gpu/effects/GrPorterDuffXferProcessor.h
diff --git a/include/gpu/effects/GrPorterDuffXferProcessor.h b/include/gpu/effects/GrPorterDuffXferProcessor.h
index e47ec1e9048b9d3cd4de3863362a69cdcfce7853..80e8ef65735ab48ff4913c719adc52f25fc35e7f 100644
--- a/include/gpu/effects/GrPorterDuffXferProcessor.h
+++ b/include/gpu/effects/GrPorterDuffXferProcessor.h
@@ -12,105 +12,8 @@
 #include "GrXferProcessor.h"
 #include "SkXfermode.h"
 
-class GrDrawTargetCaps;
 class GrProcOptInfo;
 
-class GrPorterDuffXferProcessor : public GrXferProcessor {
-public:
-    static GrXferProcessor* Create(GrBlendCoeff srcBlend, GrBlendCoeff dstBlend,
-                                   GrColor constant, const GrDeviceCoordTexture* dstCopy,
-                                   bool willReadDstColor) {
-        return SkNEW_ARGS(GrPorterDuffXferProcessor, (srcBlend, dstBlend, constant, dstCopy,
-                                                      willReadDstColor));
-    }
-
-    ~GrPorterDuffXferProcessor() SK_OVERRIDE;
-
-    const char* name() const SK_OVERRIDE { return "Porter Duff"; }
-
-    GrGLXferProcessor* createGLInstance() const SK_OVERRIDE;
-
-    bool hasSecondaryOutput() const SK_OVERRIDE;
-
-    ///////////////////////////////////////////////////////////////////////////
-    /// @name Stage Output Types
-    ////
-
-    enum PrimaryOutputType {
-        kNone_PrimaryOutputType,
-        kColor_PrimaryOutputType,
-        kCoverage_PrimaryOutputType,
-        // Modulate color and coverage, write result as the color output.
-        kModulate_PrimaryOutputType,
-    };
-
-    enum SecondaryOutputType {
-        // There is no secondary output
-        kNone_SecondaryOutputType,
-        // Writes coverage as the secondary output. Only set if dual source blending is supported
-        // and primary output is kModulate.
-        kCoverage_SecondaryOutputType,
-        // Writes coverage * (1 - colorA) as the secondary output. Only set if dual source blending
-        // is supported and primary output is kModulate.
-        kCoverageISA_SecondaryOutputType,
-        // Writes coverage * (1 - colorRGBA) as the secondary output. Only set if dual source
-        // blending is supported and primary output is kModulate.
-        kCoverageISC_SecondaryOutputType,
-
-        kSecondaryOutputTypeCnt,
-    };
-
-    PrimaryOutputType primaryOutputType() const { return fPrimaryOutputType; }
-    SecondaryOutputType secondaryOutputType() const { return fSecondaryOutputType; }
-
-    GrXferProcessor::OptFlags getOptimizations(const GrProcOptInfo& colorPOI,
-                                               const GrProcOptInfo& coveragePOI,
-                                               bool doesStencilWrite,
-                                               GrColor* overrideColor,
-                                               const GrDrawTargetCaps& caps) SK_OVERRIDE;
-
-    void getBlendInfo(GrXferProcessor::BlendInfo* blendInfo) const SK_OVERRIDE {
-        blendInfo->fSrcBlend = fSrcBlend;
-        blendInfo->fDstBlend = fDstBlend;
-        blendInfo->fBlendConstant = fBlendConstant;
-    }
-
-private:
-    GrPorterDuffXferProcessor(GrBlendCoeff srcBlend, GrBlendCoeff dstBlend, GrColor constant,
-                              const GrDeviceCoordTexture* dstCopy, bool willReadDstColor);
-
-    void onGetGLProcessorKey(const GrGLCaps& caps, GrProcessorKeyBuilder* b) const SK_OVERRIDE;
-
-    bool onIsEqual(const GrXferProcessor& xpBase) const SK_OVERRIDE {
-        const GrPorterDuffXferProcessor& xp = xpBase.cast<GrPorterDuffXferProcessor>();
-        if (fSrcBlend != xp.fSrcBlend ||
-            fDstBlend != xp.fDstBlend ||
-            fBlendConstant != xp.fBlendConstant ||
-            fPrimaryOutputType != xp.fPrimaryOutputType || 
-            fSecondaryOutputType != xp.fSecondaryOutputType) {
-            return false;
-        }
-        return true;
-    }
-
-    GrXferProcessor::OptFlags internalGetOptimizations(const GrProcOptInfo& colorPOI,
-                                                       const GrProcOptInfo& coveragePOI,
-                                                       bool doesStencilWrite);
-
-    void calcOutputTypes(GrXferProcessor::OptFlags blendOpts, const GrDrawTargetCaps& caps,
-                         bool hasSolidCoverage);
-
-    GrBlendCoeff fSrcBlend;
-    GrBlendCoeff fDstBlend;
-    GrColor      fBlendConstant;
-    PrimaryOutputType fPrimaryOutputType;
-    SecondaryOutputType fSecondaryOutputType;
-
-    typedef GrXferProcessor INHERITED;
-};
-
-///////////////////////////////////////////////////////////////////////////////
-
 class GrPorterDuffXPFactory : public GrXPFactory {
 public:
     static GrXPFactory* Create(SkXfermode::Mode mode);