minor SkSL changes to avoid compiler errors in Chromium

src/sksl/SkSLSPIRVCodeGenerator.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 "SkSLSPIRVCodeGenerator.h"
 
 #include "string.h"
@@ skipping 955 matching lines @@
 SpvId SPIRVCodeGenerator::nextId() {
     return fIdCount++;
 }
 
 void SPIRVCodeGenerator::writeStruct(const Type& type, SpvId resultId) {
     this->writeInstruction(SpvOpName, resultId, type.name().c_str(), fNameBuffer);
     // go ahead and write all of the field types, so we don't inadvertently write them while we're
     // in the middle of writing the struct instruction
     std::vector<SpvId> types;
     for (const auto& f : type.fields()) {
-        types.push_back(this->getType(f.fType));
+        types.push_back(this->getType(*f.fType));
     }
     this->writeOpCode(SpvOpTypeStruct, 2 + (int32_t) types.size(), fConstantBuffer);
     this->writeWord(resultId, fConstantBuffer);
     for (SpvId id : types) {
         this->writeWord(id, fConstantBuffer);
     }
     size_t offset = 0;
     for (int32_t i = 0; i < (int32_t) type.fields().size(); i++) {
-        size_t size = type.fields()[i].fType.size();
-        size_t alignment = type.fields()[i].fType.alignment();
+        size_t size = type.fields()[i].fType->size();
+        size_t alignment = type.fields()[i].fType->alignment();
         size_t mod = offset % alignment;
         if (mod != 0) {
             offset += alignment - mod;
         }
         this->writeInstruction(SpvOpMemberName, resultId, i, type.fields()[i].fName.c_str(),
                                fNameBuffer);
         this->writeLayout(type.fields()[i].fModifiers.fLayout, resultId, i);
         if (type.fields()[i].fModifiers.fLayout.fBuiltin < 0) {
             this->writeInstruction(SpvOpMemberDecorate, resultId, (SpvId) i, SpvDecorationOffset, 
                                    (SpvId) offset, fDecorationBuffer);
         }
-        if (type.fields()[i].fType.kind() == Type::kMatrix_Kind) {
+        if (type.fields()[i].fType->kind() == Type::kMatrix_Kind) {
             this->writeInstruction(SpvOpMemberDecorate, resultId, i, SpvDecorationColMajor, 
                                    fDecorationBuffer);
             this->writeInstruction(SpvOpMemberDecorate, resultId, i, SpvDecorationMatrixStride, 
-                                   (SpvId) type.fields()[i].fType.stride(), fDecorationBuffer);
+                                   (SpvId) type.fields()[i].fType->stride(), fDecorationBuffer);
         }
         offset += size;
-        Type::Kind kind = type.fields()[i].fType.kind();
+        Type::Kind kind = type.fields()[i].fType->kind();
         if ((kind == Type::kArray_Kind || kind == Type::kStruct_Kind) && offset % alignment != 0) {
             offset += alignment - offset % alignment;
         }
         ASSERT(offset % alignment == 0);
     }
 }
 
 SpvId SPIRVCodeGenerator::getType(const Type& type) {
     auto entry = fTypeMap.find(type.name());
     if (entry == fTypeMap.end()) {
@@ skipping 1610 matching lines @@
     this->writeWord(SpvVersion, out);
     this->writeWord(SKSL_MAGIC, out);
     std::stringstream buffer;
     this->writeInstructions(program, buffer);
     this->writeWord(fIdCount, out);
     this->writeWord(0, out); // reserved, always zero
     out << buffer.str();
 }
 
 }