Reland of [refactoring] Split CodeAssemblerState out of CodeAssembler

src/builtins/builtins-boolean.cc

Index: src/builtins/builtins-boolean.cc
diff --git a/src/builtins/builtins-boolean.cc b/src/builtins/builtins-boolean.cc
index e7ccf959734ed5d8ab73aa3db835a061dddbdb29..71259aa772e4464885b9ccee0c8204ea74a6a489 100644
--- a/src/builtins/builtins-boolean.cc
+++ b/src/builtins/builtins-boolean.cc
@@ -34,28 +34,32 @@ BUILTIN(BooleanConstructor_ConstructStub) {
 }
 
 // ES6 section 19.3.3.2 Boolean.prototype.toString ( )
-void Builtins::Generate_BooleanPrototypeToString(CodeStubAssembler* assembler) {
+void Builtins::Generate_BooleanPrototypeToString(
+    compiler::CodeAssemblerState* state) {
   typedef compiler::Node Node;
+  CodeStubAssembler assembler(state);
 
-  Node* receiver = assembler->Parameter(0);
-  Node* context = assembler->Parameter(3);
+  Node* receiver = assembler.Parameter(0);
+  Node* context = assembler.Parameter(3);
 
-  Node* value = assembler->ToThisValue(
+  Node* value = assembler.ToThisValue(
       context, receiver, PrimitiveType::kBoolean, "Boolean.prototype.toString");
-  Node* result = assembler->LoadObjectField(value, Oddball::kToStringOffset);
-  assembler->Return(result);
+  Node* result = assembler.LoadObjectField(value, Oddball::kToStringOffset);
+  assembler.Return(result);
 }
 
 // ES6 section 19.3.3.3 Boolean.prototype.valueOf ( )
-void Builtins::Generate_BooleanPrototypeValueOf(CodeStubAssembler* assembler) {
+void Builtins::Generate_BooleanPrototypeValueOf(
+    compiler::CodeAssemblerState* state) {
   typedef compiler::Node Node;
+  CodeStubAssembler assembler(state);
 
-  Node* receiver = assembler->Parameter(0);
-  Node* context = assembler->Parameter(3);
+  Node* receiver = assembler.Parameter(0);
+  Node* context = assembler.Parameter(3);
 
-  Node* result = assembler->ToThisValue(
+  Node* result = assembler.ToThisValue(
       context, receiver, PrimitiveType::kBoolean, "Boolean.prototype.valueOf");
-  assembler->Return(result);
+  assembler.Return(result);
 }
 
 }  // namespace internal