Revert of Stop flattening GrCoordTransforms in parent GrFragmentProcessors.

src/gpu/GrProgramDesc.cpp

 /*
  * Copyright 2016 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "GrProgramDesc.h"
 
 #include "GrProcessor.h"
 #include "GrPipeline.h"
@@ skipping 83 matching lines @@
                                         GrProcessorKeyBuilder* b) {
     for (int i = 0; i < fp.numChildProcessors(); ++i) {
         if (!gen_frag_proc_and_meta_keys(primProc, fp.childProcessor(i), glslCaps, b)) {
             return false;
         }
     }
 
     fp.getGLSLProcessorKey(glslCaps, b);
 
     return gen_meta_key(fp, glslCaps, primProc.getTransformKey(fp.coordTransforms(),
-                                                               fp.numCoordTransforms()), b);
+                                                               fp.numTransformsExclChildren()), b);
 }
 
 bool GrProgramDesc::Build(GrProgramDesc* desc,
                           const GrPrimitiveProcessor& primProc,
                           const GrPipeline& pipeline,
                           const GrGLSLCaps& glslCaps) {
     // The descriptor is used as a cache key. Thus when a field of the
     // descriptor will not affect program generation (because of the attribute
     // bindings in use or other descriptor field settings) it should be set
     // to a canonical value to avoid duplicate programs with different keys.
@@ skipping 60 matching lines @@
         header->fIgnoresCoverage = 1;
     } else {
         header->fIgnoresCoverage = 0;
     }
 
     header->fSnapVerticesToPixelCenters = pipeline.snapVerticesToPixelCenters();
     header->fColorEffectCnt = pipeline.numColorFragmentProcessors();
     header->fCoverageEffectCnt = pipeline.numCoverageFragmentProcessors();
     return true;
 }