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

src/debug.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 822 matching lines @@
           NULL);
 
   // Fail if no context could be created.
   if (context.is_null()) return false;
 
   // Use the debugger context.
   SaveContext save(isolate_);
   isolate_->set_context(*context);
 
   // Expose the builtins object in the debugger context.
-  Handle<String> key = isolate_->factory()->LookupOneByteSymbol(
+  Handle<String> key = isolate_->factory()->InternalizeOneByteString(
       STATIC_ASCII_VECTOR("builtins"));
   Handle<GlobalObject> global = Handle<GlobalObject>(context->global_object());
   RETURN_IF_EMPTY_HANDLE_VALUE(
       isolate_,
       JSReceiver::SetProperty(global, key, Handle<Object>(global->builtins()),
                               NONE, kNonStrictMode),
       false);
 
   // Compile the JavaScript for the debugger in the debugger context.
   debugger->set_compiling_natives(true);
@@ skipping 243 matching lines @@
 
 // Check whether a single break point object is triggered.
 bool Debug::CheckBreakPoint(Handle<Object> break_point_object) {
   Factory* factory = isolate_->factory();
   HandleScope scope(isolate_);
 
   // Ignore check if break point object is not a JSObject.
   if (!break_point_object->IsJSObject()) return true;
 
   // Get the function IsBreakPointTriggered (defined in debug-debugger.js).
-  Handle<String> is_break_point_triggered_symbol =
-      factory->LookupOneByteSymbol(
+  Handle<String> is_break_point_triggered_string =
+      factory->InternalizeOneByteString(
           STATIC_ASCII_VECTOR("IsBreakPointTriggered"));
   Handle<JSFunction> check_break_point =
     Handle<JSFunction>(JSFunction::cast(
         debug_context()->global_object()->GetPropertyNoExceptionThrown(
-            *is_break_point_triggered_symbol)));
+            *is_break_point_triggered_string)));
 
   // Get the break id as an object.
   Handle<Object> break_id = factory->NewNumberFromInt(Debug::break_id());
 
   // Call HandleBreakPointx.
   bool caught_exception;
   Handle<Object> argv[] = { break_id, break_point_object };
   Handle<Object> result = Execution::TryCall(check_break_point,
                                              isolate_->js_builtins_object(),
                                              ARRAY_SIZE(argv),
@@ skipping 1300 matching lines @@
   return IsLoaded() && global == debug_context()->global_object();
 }
 
 
 void Debug::ClearMirrorCache() {
   PostponeInterruptsScope postpone(isolate_);
   HandleScope scope(isolate_);
   ASSERT(isolate_->context() == *Debug::debug_context());
 
   // Clear the mirror cache.
-  Handle<String> function_name = isolate_->factory()->LookupOneByteSymbol(
+  Handle<String> function_name = isolate_->factory()->InternalizeOneByteString(
       STATIC_ASCII_VECTOR("ClearMirrorCache"));
   Handle<Object> fun(
       Isolate::Current()->global_object()->GetPropertyNoExceptionThrown(
       *function_name));
   ASSERT(fun->IsJSFunction());
   bool caught_exception;
   Execution::TryCall(Handle<JSFunction>::cast(fun),
       Handle<JSObject>(Debug::debug_context()->global_object()),
       0, NULL, &caught_exception);
 }
@@ skipping 108 matching lines @@
 
 
 Handle<Object> Debugger::MakeJSObject(Vector<const char> constructor_name,
                                       int argc,
                                       Handle<Object> argv[],
                                       bool* caught_exception) {
   ASSERT(isolate_->context() == *isolate_->debug()->debug_context());
 
   // Create the execution state object.
   Handle<String> constructor_str =
-      isolate_->factory()->LookupUtf8Symbol(constructor_name);
+      isolate_->factory()->InternalizeUtf8String(constructor_name);
   Handle<Object> constructor(
       isolate_->global_object()->GetPropertyNoExceptionThrown(
           *constructor_str));
   ASSERT(constructor->IsJSFunction());
   if (!constructor->IsJSFunction()) {
     *caught_exception = true;
     return isolate_->factory()->undefined_value();
   }
   Handle<Object> js_object = Execution::TryCall(
       Handle<JSFunction>::cast(constructor),
@@ skipping 209 matching lines @@
   bool in_debugger = debug->InDebugger();
 
   // Enter the debugger.
   EnterDebugger debugger;
   if (debugger.FailedToEnter()) return;
 
   // If debugging there might be script break points registered for this
   // script. Make sure that these break points are set.
 
   // Get the function UpdateScriptBreakPoints (defined in debug-debugger.js).
-  Handle<String> update_script_break_points_symbol =
-      isolate_->factory()->LookupOneByteSymbol(
+  Handle<String> update_script_break_points_string =
+      isolate_->factory()->InternalizeOneByteString(
           STATIC_ASCII_VECTOR("UpdateScriptBreakPoints"));
   Handle<Object> update_script_break_points =
       Handle<Object>(debug->debug_context()->global_object()->
-          GetPropertyNoExceptionThrown(*update_script_break_points_symbol));
+          GetPropertyNoExceptionThrown(*update_script_break_points_string));
   if (!update_script_break_points->IsJSFunction()) {
     return;
   }
   ASSERT(update_script_break_points->IsJSFunction());
 
   // Wrap the script object in a proper JS object before passing it
   // to JavaScript.
   Handle<JSValue> wrapper = GetScriptWrapper(script);
 
   // Call UpdateScriptBreakPoints expect no exceptions.
@@ skipping 972 matching lines @@
     {
       Locker locker(reinterpret_cast<v8::Isolate*>(isolate));
       isolate->debugger()->CallMessageDispatchHandler();
     }
   }
 }
 
 #endif  // ENABLE_DEBUGGER_SUPPORT
 
 } }  // namespace v8::internal