Introduce LanguageMode, drop StrictMode.

src/compiler/js-operator.h

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_COMPILER_JS_OPERATOR_H_
 #define V8_COMPILER_JS_OPERATOR_H_
 
 #include "src/runtime/runtime.h"
 #include "src/unique.h"
 
@@ skipping 153 matching lines @@
 
 std::ostream& operator<<(std::ostream&, LoadPropertyParameters const&);
 
 const LoadPropertyParameters& LoadPropertyParametersOf(const Operator* op);
 
 
 // Defines the property being stored to an object by a named store. This is
 // used as a parameter by JSStoreNamed operators.
 class StoreNamedParameters FINAL {
  public:
-  StoreNamedParameters(StrictMode strict_mode, const Unique<Name>& name)
-      : strict_mode_(strict_mode), name_(name) {}
+  StoreNamedParameters(LanguageMode language_mode, const Unique<Name>& name)
+      : language_mode_(language_mode), name_(name) {}
 
-  StrictMode strict_mode() const { return strict_mode_; }
+  LanguageMode language_mode() const { return language_mode_; }
   const Unique<Name>& name() const { return name_; }
 
  private:
-  const StrictMode strict_mode_;
+  const LanguageMode language_mode_;
   const Unique<Name> name_;
 };
 
 bool operator==(StoreNamedParameters const&, StoreNamedParameters const&);
 bool operator!=(StoreNamedParameters const&, StoreNamedParameters const&);
 
 size_t hash_value(StoreNamedParameters const&);
 
 std::ostream& operator<<(std::ostream&, StoreNamedParameters const&);
 
@@ skipping 40 matching lines @@
   const Operator* CallFunction(size_t arity, CallFunctionFlags flags);
   const Operator* CallRuntime(Runtime::FunctionId id, size_t arity);
 
   const Operator* CallConstruct(int arguments);
 
   const Operator* LoadProperty(const VectorSlotPair& feedback);
   const Operator* LoadNamed(const Unique<Name>& name,
                             const VectorSlotPair& feedback,
                             ContextualMode contextual_mode = NOT_CONTEXTUAL);
 
-  const Operator* StoreProperty(StrictMode strict_mode);
-  const Operator* StoreNamed(StrictMode strict_mode, const Unique<Name>& name);
+  const Operator* StoreProperty(LanguageMode language_mode);
+  const Operator* StoreNamed(LanguageMode language_mode,
+                             const Unique<Name>& name);
 
-  const Operator* DeleteProperty(StrictMode strict_mode);
+  const Operator* DeleteProperty(LanguageMode language_mode);
 
   const Operator* HasProperty();
 
   const Operator* LoadContext(size_t depth, size_t index, bool immutable);
   const Operator* StoreContext(size_t depth, size_t index);
 
   const Operator* TypeOf();
   const Operator* InstanceOf();
   const Operator* Debugger();
 
@@ skipping 12 matching lines @@
   Zone* const zone_;
 
   DISALLOW_COPY_AND_ASSIGN(JSOperatorBuilder);
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_JS_OPERATOR_H_