Move GrXferProcessor subclasses into cpp files

src/gpu/effects/GrDisableColorXP.cpp

Index: src/gpu/effects/GrDisableColorXP.cpp
diff --git a/src/gpu/effects/GrDisableColorXP.cpp b/src/gpu/effects/GrDisableColorXP.cpp
index 83b6d231194b513c38e639ae43f1fd402550f1d1..637f99baf111fc0fb7f87efaaa4a7a866580d470 100644
--- a/src/gpu/effects/GrDisableColorXP.cpp
+++ b/src/gpu/effects/GrDisableColorXP.cpp
@@ -11,11 +11,53 @@
 #include "gl/builders/GrGLFragmentShaderBuilder.h"
 #include "gl/builders/GrGLProgramBuilder.h"
 
-class GrGLDisableColorXP : public GrGLXferProcessor {
+/**
+ * This xfer processor disables color writing. Thus color and coverage and ignored and no blending
+ * occurs. This XP is usful for things like stenciling.
+ */
+class DisableColorXP : public GrXferProcessor {
+public:
+    static GrXferProcessor* Create() {
+        return SkNEW(DisableColorXP);
+    }
+
+    ~DisableColorXP() SK_OVERRIDE {};
+
+    const char* name() const SK_OVERRIDE { return "Disable Color"; }
+
+    GrGLXferProcessor* createGLInstance() const SK_OVERRIDE;
+
+    bool hasSecondaryOutput() const SK_OVERRIDE { return false; }
+
+    GrXferProcessor::OptFlags getOptimizations(const GrProcOptInfo& colorPOI,
+                                               const GrProcOptInfo& coveragePOI,
+                                               bool doesStencilWrite,
+                                               GrColor* color,
+                                               const GrDrawTargetCaps& caps) SK_OVERRIDE {
+        return GrXferProcessor::kIgnoreColor_OptFlag | GrXferProcessor::kIgnoreCoverage_OptFlag;
+    }
+
+    void getBlendInfo(GrXferProcessor::BlendInfo* blendInfo) const SK_OVERRIDE;
+
+private:
+    DisableColorXP();
+
+    void onGetGLProcessorKey(const GrGLCaps& caps, GrProcessorKeyBuilder* b) const SK_OVERRIDE;
+
+    bool onIsEqual(const GrXferProcessor& xpBase) const SK_OVERRIDE {
+        return true;
+    }
+
+    typedef GrXferProcessor INHERITED;
+};
+
+///////////////////////////////////////////////////////////////////////////////
+
+class GLDisableColorXP : public GrGLXferProcessor {
 public:
-    GrGLDisableColorXP(const GrProcessor&) {}
+    GLDisableColorXP(const GrProcessor&) {}
 
-    ~GrGLDisableColorXP() SK_OVERRIDE {}
+    ~GLDisableColorXP() SK_OVERRIDE {}
 
     static void GenKey(const GrProcessor&, const GrGLCaps&, GrProcessorKeyBuilder*) {}
 
@@ -35,19 +77,19 @@ private:
 
 ///////////////////////////////////////////////////////////////////////////////
 
-GrDisableColorXP::GrDisableColorXP() {
-    this->initClassID<GrDisableColorXP>();
+DisableColorXP::DisableColorXP() {
+    this->initClassID<DisableColorXP>();
 }
 
-void GrDisableColorXP::onGetGLProcessorKey(const GrGLCaps& caps, GrProcessorKeyBuilder* b) const {
-    GrGLDisableColorXP::GenKey(*this, caps, b);
+void DisableColorXP::onGetGLProcessorKey(const GrGLCaps& caps, GrProcessorKeyBuilder* b) const {
+    GLDisableColorXP::GenKey(*this, caps, b);
 }
 
-GrGLXferProcessor* GrDisableColorXP::createGLInstance() const {
-    return SkNEW_ARGS(GrGLDisableColorXP, (*this));
+GrGLXferProcessor* DisableColorXP::createGLInstance() const {
+    return SkNEW_ARGS(GLDisableColorXP, (*this));
 }
 
-void GrDisableColorXP::getBlendInfo(GrXferProcessor::BlendInfo* blendInfo) const {
+void DisableColorXP::getBlendInfo(GrXferProcessor::BlendInfo* blendInfo) const {
     blendInfo->fWriteColor = false;
 }
 
@@ -61,7 +103,7 @@ GrXferProcessor*
 GrDisableColorXPFactory::onCreateXferProcessor(const GrProcOptInfo& colorPOI,
                                                const GrProcOptInfo& covPOI,
                                                const GrDeviceCoordTexture* dstCopy) const {
-    return GrDisableColorXP::Create();
+    return DisableColorXP::Create();
 }
 
 GR_DEFINE_XP_FACTORY_TEST(GrDisableColorXPFactory);