Remove uses of MaybeObject in runtime.cc.

src/compiler.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 848 matching lines @@
   }
 
 #ifdef ENABLE_DEBUGGER_SUPPORT
   isolate->debugger()->OnAfterCompile(script, Debugger::NO_AFTER_COMPILE_FLAGS);
 #endif
 
   return result;
 }
 
 
-Handle<JSFunction> Compiler::GetFunctionFromEval(Handle<String> source,
-                                                 Handle<Context> context,
-                                                 StrictMode strict_mode,
-                                                 ParseRestriction restriction,
-                                                 int scope_position) {
+MaybeHandle<JSFunction> Compiler::GetFunctionFromEval(
+    Handle<String> source,
+    Handle<Context> context,
+    StrictMode strict_mode,
+    ParseRestriction restriction,
+    int scope_position) {
   Isolate* isolate = source->GetIsolate();
   int source_length = source->length();
   isolate->counters()->total_eval_size()->Increment(source_length);
   isolate->counters()->total_compile_size()->Increment(source_length);
 
   CompilationCache* compilation_cache = isolate->compilation_cache();
   MaybeHandle<SharedFunctionInfo> maybe_shared_info =
       compilation_cache->LookupEval(source, context, strict_mode,
                                     scope_position);
   Handle<SharedFunctionInfo> shared_info;
 
   if (!maybe_shared_info.ToHandle(&shared_info)) {
     Handle<Script> script = isolate->factory()->NewScript(source);
     CompilationInfoWithZone info(script);
     info.MarkAsEval();
     if (context->IsNativeContext()) info.MarkAsGlobal();
     info.SetStrictMode(strict_mode);
     info.SetParseRestriction(restriction);
     info.SetContext(context);
 
 #if ENABLE_DEBUGGER_SUPPORT
     Debug::RecordEvalCaller(script);
 #endif  // ENABLE_DEBUGGER_SUPPORT
 
     shared_info = CompileToplevel(&info);
 
     if (shared_info.is_null()) {
-      return Handle<JSFunction>::null();
+      return MaybeHandle<JSFunction>();
     } else {
       // Explicitly disable optimization for eval code. We're not yet prepared
       // to handle eval-code in the optimizing compiler.
       shared_info->DisableOptimization(kEval);
 
       // If caller is strict mode, the result must be in strict mode as well.
       ASSERT(strict_mode == SLOPPY || shared_info->strict_mode() == STRICT);
       if (!shared_info->dont_cache()) {
         compilation_cache->PutEval(
             source, context, shared_info, scope_position);
@@ skipping 391 matching lines @@
   AllowHandleDereference allow_deref;
   bool tracing_on = info()->IsStub()
       ? FLAG_trace_hydrogen_stubs
       : (FLAG_trace_hydrogen &&
          info()->closure()->PassesFilter(FLAG_trace_hydrogen_filter));
   return (tracing_on &&
       OS::StrChr(const_cast<char*>(FLAG_trace_phase), name_[0]) != NULL);
 }
 
 } }  // namespace v8::internal