Revert of GrBatchPrototype (patchset #30 id:570001 of https://codereview.chromium.org/845103005/)

Reason for revert:
creates large performance regression

Original issue's description:
> GrBatchPrototype
>
> BUG=skia:
>
> Committed: https://skia.googlesource.com/skia/+/d15e4e45374275c045572b304c229237c4a82be4

TBR=bsalomon@google.com,joshualitt@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:

Review URL: https://codereview.chromium.org/862823004
diff --git a/src/gpu/effects/GrBitmapTextGeoProc.cpp b/src/gpu/effects/GrBitmapTextGeoProc.cpp
index 3133265..924f7cd 100644
--- a/src/gpu/effects/GrBitmapTextGeoProc.cpp
+++ b/src/gpu/effects/GrBitmapTextGeoProc.cpp
@@ -145,7 +145,7 @@
     return SkNEW_ARGS(GrGLBitmapTextGeoProc, (*this, bt));
 }
 
-void GrBitmapTextGeoProc::initBatchTracker(GrBatchTracker* bt, const GrPipelineInfo& init) const {
+void GrBitmapTextGeoProc::initBatchTracker(GrBatchTracker* bt, const InitBT& init) const {
     BitmapTextBatchTracker* local = bt->cast<BitmapTextBatchTracker>();
     local->fInputColorType = GetColorInputType(&local->fColor, this->color(), init,
                                                SkToBool(fInColor));