Remove GrStencilSettings from GrPipeline

src/gpu/GrUserStencilSettings.h

 /*
  * Copyright 2016 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef GrUserStencilSettings_DEFINED
 #define GrUserStencilSettings_DEFINED
@@ skipping 164 matching lines @@
         , fFront{FtRef, FtTest, FtAttrs::EffectiveTestMask(FtTestMask), FtPassOp, FtFailOp,
                  FtAttrs::EffectiveWriteMask(FtWriteMask)}
         , fBackFlags{BkAttrs::Flags(false), BkAttrs::Flags(true)}
         , fBack{BkRef, BkTest, BkAttrs::EffectiveTestMask(BkTestMask), BkPassOp, BkFailOp,
                 BkAttrs::EffectiveWriteMask(BkWriteMask)} {}
 
     // This struct can only be constructed with static initializers.
     GrUserStencilSettings() = delete;
     GrUserStencilSettings(const GrUserStencilSettings&) = delete;
 
+    uint16_t flags(bool hasStencilClip) const {
+        return fFrontFlags[hasStencilClip] & fBackFlags[hasStencilClip];
+    }
+    bool isDisabled(bool hasStencilClip) const {
+        return this->flags(hasStencilClip) & kDisabled_StencilFlag;
+    }
+    bool doesWrite(bool hasStencilClip) const {
+        return !(this->flags(hasStencilClip) & kNoModifyStencil_StencilFlag);
+    }
+    bool isTwoSided(bool hasStencilClip) const {
+        return !(this->flags(hasStencilClip) & kSingleSided_StencilFlag);
+    }
+    bool usesWrapOp(bool hasStencilClip) const {
+        return !(this->flags(hasStencilClip) & kNoWrapOps_StencilFlag);
+    }
+
     const uint16_t   fFrontFlags[2]; // frontFlagsForDraw = fFrontFlags[hasStencilClip].
     const Face       fFront;
     const uint16_t   fBackFlags[2]; // backFlagsForDraw = fBackFlags[hasStencilClip].
     const Face       fBack;
 
     static const GrUserStencilSettings& kUnused;
 
     bool isUnused() const { return this == &kUnused; }
 };
 
@@ skipping 35 matching lines @@
     }
     constexpr static uint16_t EffectiveWriteMask(uint16_t writeMask) {
         // We don't modify the mask differently when hasStencilClip=false because either the entire
         // face gets disabled in that case (e.g. Test=kAlwaysIfInClip, PassOp=kKeep), or else the
         // effective mask stays the same either way.
         return DoesNotModifyStencil(true) ? 0 : writeMask;
     }
 };
 
 #endif