Revert of Remove DrawFace enum from GrPipelineBuilder

include/gpu/GrTypesPriv.h

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrTypesPriv_DEFINED
 #define GrTypesPriv_DEFINED
 
@@ skipping 38 matching lines @@
 static const int kGrShaderTypeCount = kLastkFragment_GrShaderType + 1;
 
 enum GrShaderFlags {
     kNone_GrShaderFlags = 0,
     kVertex_GrShaderFlag = 1 << kVertex_GrShaderType,
     kGeometry_GrShaderFlag = 1 << kGeometry_GrShaderType,
     kFragment_GrShaderFlag = 1 << kFragment_GrShaderType
 };
 GR_MAKE_BITFIELD_OPS(GrShaderFlags);
 
-enum class GrDrawFace {
-    kInvalid = -1,
-
-    kBoth,
-    kCCW,
-    kCW,
-};
-
 /**
  * Precisions of shader language variables. Not all shading languages support precisions or actually
  * vary the internal precision based on the qualifiers. These currently only apply to float types (
  * including float vectors and matrices).
  */
 enum GrSLPrecision {
     kLow_GrSLPrecision,
     kMedium_GrSLPrecision,
     kHigh_GrSLPrecision,
 
@@ skipping 419 matching lines @@
     /** Holder destroys the backend object. */
     kOwned = true
 };
 
 template <typename T> T * const * sk_sp_address_as_pointer_address(sk_sp<T> const * sp) {
     static_assert(sizeof(T*) == sizeof(sk_sp<T>), "sk_sp not expected size.");
     return reinterpret_cast<T * const *>(sp);
 }
 
 #endif