[strong] Remove all remainders of strong mode

src/parsing/parser.h

 // Copyright 2012 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_PARSING_PARSER_H_
 #define V8_PARSING_PARSER_H_
 
 #include "src/allocation.h"
 #include "src/ast/ast.h"
 #include "src/ast/scopes.h"
@@ skipping 35 matching lines @@
 #define FLAG_ACCESSOR(flag, getter, setter)     \
   bool getter() const { return GetFlag(flag); } \
   void setter() { SetFlag(flag); }              \
   void setter(bool val) { SetFlag(flag, val); }
 
   FLAG_ACCESSOR(kToplevel, is_toplevel, set_toplevel)
   FLAG_ACCESSOR(kLazy, is_lazy, set_lazy)
   FLAG_ACCESSOR(kEval, is_eval, set_eval)
   FLAG_ACCESSOR(kGlobal, is_global, set_global)
   FLAG_ACCESSOR(kStrictMode, is_strict_mode, set_strict_mode)
-  FLAG_ACCESSOR(kStrongMode, is_strong_mode, set_strong_mode)
   FLAG_ACCESSOR(kNative, is_native, set_native)
   FLAG_ACCESSOR(kModule, is_module, set_module)
   FLAG_ACCESSOR(kAllowLazyParsing, allow_lazy_parsing, set_allow_lazy_parsing)
   FLAG_ACCESSOR(kAstValueFactoryOwned, ast_value_factory_owned,
                 set_ast_value_factory_owned)
 
 #undef FLAG_ACCESSOR
 
   void set_parse_restriction(ParseRestriction restriction) {
     SetFlag(kParseRestriction, restriction != NO_PARSE_RESTRICTION);
@@ skipping 63 matching lines @@
   Handle<SharedFunctionInfo> shared_info() { return shared_; }
   Handle<Script> script() { return script_; }
   Handle<Context> context() { return context_; }
   void clear_script() { script_ = Handle<Script>::null(); }
   void set_isolate(Isolate* isolate) { isolate_ = isolate; }
   void set_context(Handle<Context> context) { context_ = context; }
   void set_script(Handle<Script> script) { script_ = script; }
   //--------------------------------------------------------------------------
 
   LanguageMode language_mode() {
-    return construct_language_mode(is_strict_mode(), is_strong_mode());
+    return construct_language_mode(is_strict_mode());
   }
   void set_language_mode(LanguageMode language_mode) {
     STATIC_ASSERT(LANGUAGE_END == 3);
-    set_strict_mode(language_mode & STRICT_BIT);
-    set_strong_mode(language_mode & STRONG_BIT);
+    set_strict_mode(is_strict(language_mode));
   }
 
   void ReopenHandlesInNewHandleScope() {
     closure_ = Handle<JSFunction>(*closure_);
     shared_ = Handle<SharedFunctionInfo>(*shared_);
     script_ = Handle<Script>(*script_);
     context_ = Handle<Context>(*context_);
   }
 
 #ifdef DEBUG
   bool script_is_native() { return script_->type() == Script::TYPE_NATIVE; }
 #endif  // DEBUG
 
  private:
   // Various configuration flags for parsing.
   enum Flag {
     // ---------- Input flags ---------------------------
     kToplevel = 1 << 0,
     kLazy = 1 << 1,
     kEval = 1 << 2,
     kGlobal = 1 << 3,
     kStrictMode = 1 << 4,
-    kStrongMode = 1 << 5,
-    kNative = 1 << 6,
-    kParseRestriction = 1 << 7,
-    kModule = 1 << 8,
-    kAllowLazyParsing = 1 << 9,
+    kNative = 1 << 5,
+    kParseRestriction = 1 << 6,
+    kModule = 1 << 7,
+    kAllowLazyParsing = 1 << 8,
     // ---------- Output flags --------------------------
-    kAstValueFactoryOwned = 1 << 10
+    kAstValueFactoryOwned = 1 << 9
   };
 
   //------------- Inputs to parsing and scope analysis -----------------------
   Zone* zone_;
   unsigned flags_;
   ScriptCompiler::ExternalSourceStream* source_stream_;
   ScriptCompiler::StreamedSource::Encoding source_stream_encoding_;
   v8::Extension* extension_;
   ScriptCompiler::CompileOptions compile_options_;
   Scope* script_scope_;
@@ skipping 1055 matching lines @@
 
 DoExpression* ParserTraits::ParseDoExpression(bool* ok) {
   return parser_->ParseDoExpression(ok);
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_PARSING_PARSER_H_