New API for computing optimization invariants.

src/gpu/batches/GrAAConvexPathRenderer.cpp

Index: src/gpu/batches/GrAAConvexPathRenderer.cpp
diff --git a/src/gpu/batches/GrAAConvexPathRenderer.cpp b/src/gpu/batches/GrAAConvexPathRenderer.cpp
index aee18b720a6a2ef03825f089ee4236dacd2ab92a..79296e3c3e15310f1badfb2b871fca2966843e33 100644
--- a/src/gpu/batches/GrAAConvexPathRenderer.cpp
+++ b/src/gpu/batches/GrAAConvexPathRenderer.cpp
@@ -752,29 +752,30 @@ public:
 
     const char* name() const override { return "AAConvexBatch"; }
 
-    void getInvariantOutputColor(GrInitInvariantOutput* out) const override {
+    void computePipelineOptimizations(GrInitInvariantOutput* color, 
+                                      GrInitInvariantOutput* coverage,
+                                      GrBatchToXPOverrides* overrides) const override {
         // When this is called on a batch, there is only one geometry bundle
-        out->setKnownFourComponents(fGeoData[0].fColor);
-    }
-    void getInvariantOutputCoverage(GrInitInvariantOutput* out) const override {
-        out->setUnknownSingleComponent();
+        color->setKnownFourComponents(fGeoData[0].fColor);
+        coverage->setUnknownSingleComponent();
+        overrides->fUsePLSDstRead = false;
     }
 
 private:
-    void initBatchTracker(const GrPipelineOptimizations& opt) override {
+    void initBatchTracker(const GrXPOverridesForBatch& overrides) override {
         // Handle any color overrides
-        if (!opt.readsColor()) {
+        if (!overrides.readsColor()) {
             fGeoData[0].fColor = GrColor_ILLEGAL;
         }
-        opt.getOverrideColorIfSet(&fGeoData[0].fColor);
+        overrides.getOverrideColorIfSet(&fGeoData[0].fColor);
 
         // setup batch properties
-        fBatch.fColorIgnored = !opt.readsColor();
+        fBatch.fColorIgnored = !overrides.readsColor();
         fBatch.fColor = fGeoData[0].fColor;
-        fBatch.fUsesLocalCoords = opt.readsLocalCoords();
-        fBatch.fCoverageIgnored = !opt.readsCoverage();
+        fBatch.fUsesLocalCoords = overrides.readsLocalCoords();
+        fBatch.fCoverageIgnored = !overrides.readsCoverage();
         fBatch.fLinesOnly = SkPath::kLine_SegmentMask == fGeoData[0].fPath.getSegmentMasks();
-        fBatch.fCanTweakAlphaForCoverage = opt.canTweakAlphaForCoverage();
+        fBatch.fCanTweakAlphaForCoverage = overrides.canTweakAlphaForCoverage();
     }
 
     void prepareLinesOnlyDraws(Target* target) {