New API for computing optimization invariants.

src/gpu/GrDrawTarget.cpp

Index: src/gpu/GrDrawTarget.cpp
diff --git a/src/gpu/GrDrawTarget.cpp b/src/gpu/GrDrawTarget.cpp
index 01d4f63bc59112a2881cce13f546c6aa9094a04c..769a80fa57963f047b79cb937f73fd0e683c14ab 100644
--- a/src/gpu/GrDrawTarget.cpp
+++ b/src/gpu/GrDrawTarget.cpp
@@ -538,8 +538,14 @@ bool GrDrawTarget::installPipelineInDrawBatch(const GrPipelineBuilder* pipelineB
     args.fPipelineBuilder = pipelineBuilder;
     args.fCaps = this->caps();
     args.fScissor = scissor;
-    args.fColorPOI = pipelineBuilder->colorProcInfo(batch);
-    args.fCoveragePOI = pipelineBuilder->coverageProcInfo(batch);
+    GrPipelineOptimizations opt;
+    batch->getPipelineOptimizations(opt);
+    opt.fColorPOI.completeCalculations(pipelineBuilder->fColorFragmentProcessors.begin(),
+                                       pipelineBuilder->numColorFragmentProcessors());
+    opt.fCoveragePOI.completeCalculations(pipelineBuilder->fCoverageFragmentProcessors.begin(),
+                                          pipelineBuilder->numCoverageFragmentProcessors());
+    args.fColorPOI = opt.fColorPOI;

[egdaniel, 2015/11/24 00:08:13]

shouldn't the CreateArgs just take a GrPipelineOptimizations instead of the POIs
directly?

+    args.fCoveragePOI = opt.fCoveragePOI;
     if (!this->setupDstReadIfNecessary(*pipelineBuilder, args.fColorPOI,
                                        args.fCoveragePOI, &args.fDstTexture,
                                        batch->bounds())) {