Revert of create and thread batch tracker object

src/gpu/GrOptDrawState.cpp

Index: src/gpu/GrOptDrawState.cpp
diff --git a/src/gpu/GrOptDrawState.cpp b/src/gpu/GrOptDrawState.cpp
index 20057acee7312ed8821c3c4f88969157170201d3..6eee0c25a3ee60d2e707e5633e2ffcd6a95b6366 100644
--- a/src/gpu/GrOptDrawState.cpp
+++ b/src/gpu/GrOptDrawState.cpp
@@ -117,17 +117,7 @@
     }
 
     this->setOutputStateInfo(drawState, blendOpt, caps);
-
-    // let the GP init the batch tracker
-    if (drawState.hasGeometryProcessor()) {
-        GrGeometryProcessor::InitBT init;
-        init.fOutputColor = fDescInfo.fInputColorIsUsed;
-        init.fOutputCoverage = fDescInfo.fInputCoverageIsUsed;
-        init.fColor = this->getColor();
-        init.fCoverage = this->getCoverage();
-        fGeometryProcessor->initBatchTracker(&fBatchTracker, init);
-    }
-}
+};
 
 void GrOptDrawState::setOutputStateInfo(const GrDrawState& ds,
                                         GrDrawState::BlendOpt blendOpt,