Renamed "symbols" to "internalized strings" throughout the code base,

src/ast.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 79 matching lines @@
                              int position)
     : Expression(isolate),
       name_(name),
       var_(NULL),
       is_this_(is_this),
       is_trivial_(false),
       is_lvalue_(false),
       position_(position),
       interface_(interface) {
   // Names must be canonicalized for fast equality checks.
-  ASSERT(name->IsSymbol());
+  ASSERT(name->IsInternalizedString());
 }
 
 
 void VariableProxy::BindTo(Variable* var) {
   ASSERT(var_ == NULL);  // must be bound only once
   ASSERT(var != NULL);  // must bind
   ASSERT(!FLAG_harmony_modules || interface_->IsUnified(var->interface()));
   ASSERT((is_this() && var->is_this()) || name_.is_identical_to(var->name()));
   // Ideally CONST-ness should match. However, this is very hard to achieve
   // because we don't know the exact semantics of conflicting (const and
@@ skipping 64 matching lines @@
 }
 
 
 ObjectLiteral::Property::Property(Literal* key,
                                   Expression* value,
                                   Isolate* isolate) {
   emit_store_ = true;
   key_ = key;
   value_ = value;
   Object* k = *key->handle();
-  if (k->IsSymbol() &&
-      isolate->heap()->Proto_symbol()->Equals(String::cast(k))) {
+  if (k->IsInternalizedString() &&
+      isolate->heap()->proto_string()->Equals(String::cast(k))) {
     kind_ = PROTOTYPE;
   } else if (value_->AsMaterializedLiteral() != NULL) {
     kind_ = MATERIALIZED_LITERAL;
   } else if (value_->AsLiteral() != NULL) {
     kind_ = CONSTANT;
   } else {
     kind_ = COMPUTED;
   }
 }
 
@@ skipping 279 matching lines @@
     oracle->CollectKeyedReceiverTypes(id, &receiver_types_);
   }
 }
 
 
 void CaseClause::RecordTypeFeedback(TypeFeedbackOracle* oracle) {
   TypeInfo info = oracle->SwitchType(this);
   if (info.IsUninitialized()) info = TypeInfo::Unknown();
   if (info.IsSmi()) {
     compare_type_ = SMI_ONLY;
-  } else if (info.IsSymbol()) {
-    compare_type_ = SYMBOL_ONLY;
-  } else if (info.IsNonSymbol()) {
+  } else if (info.IsInternalizedString()) {
+    compare_type_ = NAME_ONLY;
+  } else if (info.IsNonInternalizedString()) {
     compare_type_ = STRING_ONLY;
   } else if (info.IsNonPrimitive()) {
     compare_type_ = OBJECT_ONLY;
   } else {
     ASSERT(compare_type_ == NONE);
   }
 }
 
 
 bool Call::ComputeTarget(Handle<Map> type, Handle<String> name) {
@@ skipping 615 matching lines @@
     OS::SNPrintF(buffer, "%d", Smi::cast(*handle_)->value());
     str = arr;
   } else {
     str = DoubleToCString(handle_->Number(), buffer);
   }
   return FACTORY->NewStringFromAscii(CStrVector(str));
 }
 
 
 } }  // namespace v8::internal