Add missing PostponeInterruptsScope.

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 736 matching lines @@
 
 static bool DebuggerWantsEagerCompilation(CompilationInfo* info,
                                           bool allow_lazy_without_ctx = false) {
   return LiveEditFunctionTracker::IsActive(info->isolate()) ||
          (info->isolate()->DebuggerHasBreakPoints() && !allow_lazy_without_ctx);
 }
 
 
 static Handle<SharedFunctionInfo> CompileToplevel(CompilationInfo* info) {
   Isolate* isolate = info->isolate();
+  PostponeInterruptsScope postpone(isolate);
   ASSERT(!isolate->native_context().is_null());
   Handle<Script> script = info->script();
 
   // TODO(svenpanne) Obscure place for this, perhaps move to OnBeforeCompile?
   FixedArray* array = isolate->native_context()->embedder_data();
   script->set_context_data(array->get(0));
 
 #ifdef ENABLE_DEBUGGER_SUPPORT
   isolate->debugger()->OnBeforeCompile(script);
 #endif
@@ skipping 517 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