Revert of Stop flattening GrCoordTransforms in parent GrFragmentProcessors.

src/gpu/effects/GrBitmapTextGeoProc.cpp

Index: src/gpu/effects/GrBitmapTextGeoProc.cpp
diff --git a/src/gpu/effects/GrBitmapTextGeoProc.cpp b/src/gpu/effects/GrBitmapTextGeoProc.cpp
index 7f5366363f9d568bb56206adf2aeeffbb60eb5cc..20a4e937c084a153efe1c6f43c0028570378fe54 100644
--- a/src/gpu/effects/GrBitmapTextGeoProc.cpp
+++ b/src/gpu/effects/GrBitmapTextGeoProc.cpp
@@ -60,7 +60,8 @@
                              gpArgs->fPositionVar,
                              cte.inPosition()->fName,
                              cte.localMatrix(),
-                             args.fFPCoordTransformHandler);
+                             args.fTransformsIn,
+                             args.fTransformsOut);
 
         if (cte.maskFormat() == kARGB_GrMaskFormat) {
             fragBuilder->codeAppendf("%s = ", args.fOutputColor);
@@ -83,8 +84,7 @@
         }
     }
 
-    void setData(const GrGLSLProgramDataManager& pdman, const GrPrimitiveProcessor& gp,
-                 FPCoordTransformIter&& transformIter) override {
+    void setData(const GrGLSLProgramDataManager& pdman, const GrPrimitiveProcessor& gp) override {
         const GrBitmapTextGeoProc& btgp = gp.cast<GrBitmapTextGeoProc>();
         if (btgp.color() != fColor && !btgp.hasVertexColor()) {
             float c[4];
@@ -92,7 +92,14 @@
             pdman.set4fv(fColorUniform, 1, c);
             fColor = btgp.color();
         }
-        this->setTransformDataHelper(btgp.localMatrix(), pdman, &transformIter);
+    }
+
+    void setTransformData(const GrPrimitiveProcessor& primProc,
+                          const GrGLSLProgramDataManager& pdman,
+                          int index,
+                          const SkTArray<const GrCoordTransform*, true>& transforms) override {
+        this->setTransformDataHelper(primProc.cast<GrBitmapTextGeoProc>().localMatrix(), pdman,
+                                     index, transforms);
     }
 
     static inline void GenKey(const GrGeometryProcessor& proc,