LightingShader and NormalSource comment and style fixes

src/core/SkNormalFlatSource.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 "SkNormalFlatSource.h"
 
 #include "SkNormalSource.h"
@@ skipping 39 matching lines @@
 
     const char* name() const override { return "NormalFlatFP"; }
 
     void onComputeInvariantOutput(GrInvariantOutput* inout) const override {
         inout->setToUnknown(GrInvariantOutput::ReadInput::kWillNot_ReadInput);
     }
 
 private:
     GrGLSLFragmentProcessor* onCreateGLSLInstance() const override { return new GLSLNormalFlatFP; }
 
-    bool onIsEqual(const GrFragmentProcessor& proc) const override {
-        return true;
-    }
+    bool onIsEqual(const GrFragmentProcessor&) const override { return true; }
 };
 
 sk_sp<GrFragmentProcessor> SkNormalFlatSourceImpl::asFragmentProcessor(
         const SkShader::AsFPArgs&) const {
 
     return sk_make_sp<NormalFlatFP>();
 }
 
 #endif // SK_SUPPORT_GPU
 
 ////////////////////////////////////////////////////////////////////////////
 
 SkNormalFlatSourceImpl::Provider::Provider() {}
 
 SkNormalFlatSourceImpl::Provider::~Provider() {}
 
 SkNormalSource::Provider* SkNormalFlatSourceImpl::asProvider(const SkShader::ContextRec &rec,
-                                                           void *storage) const {
+                                                             void *storage) const {
     return new (storage) Provider();
 }
 
 size_t SkNormalFlatSourceImpl::providerSize(const SkShader::ContextRec&) const {
     return sizeof(Provider);
 }
 
 void SkNormalFlatSourceImpl::Provider::fillScanLine(int x, int y, SkPoint3 output[],
-                                                  int count) const {
+                                                    int count) const {
     for (int i = 0; i < count; i++) {
         output[i] = {0.0f, 0.0f, 1.0f};
     }
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 
 sk_sp<SkFlattenable> SkNormalFlatSourceImpl::CreateProc(SkReadBuffer& buf) {
     return sk_make_sp<SkNormalFlatSourceImpl>();
 }
 
 void SkNormalFlatSourceImpl::flatten(SkWriteBuffer& buf) const {
     this->INHERITED::flatten(buf);
 }
 
 ////////////////////////////////////////////////////////////////////////////
 
 sk_sp<SkNormalSource> SkNormalSource::MakeFlat() {
     return sk_make_sp<SkNormalFlatSourceImpl>();
 }