Remove script collected debug event.

src/compiler.cc

 // 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.
 
 #include "src/v8.h"
 
 #include "src/compiler.h"
 
 #include "src/bootstrapper.h"
 #include "src/codegen.h"
@@ skipping 436 matching lines @@
   }
 
   return AbortOptimization();
 }
 
 
 OptimizedCompileJob::Status OptimizedCompileJob::GenerateCode() {
   ASSERT(last_status() == SUCCEEDED);
   ASSERT(!info()->HasAbortedDueToDependencyChange());
   DisallowCodeDependencyChange no_dependency_change;
+  DisallowJavascriptExecution no_js(isolate());
   {  // Scope for timer.
     Timer timer(this, &time_taken_to_codegen_);
     ASSERT(chunk_ != NULL);
     ASSERT(graph_ != NULL);
     // Deferred handles reference objects that were accessible during
     // graph creation.  To make sure that we don't encounter inconsistencies
     // between graph creation and code generation, we disallow accessing
     // objects through deferred handles during the latter, with exceptions.
     DisallowDeferredHandleDereference no_deferred_handle_deref;
     Handle<Code> optimized_code = chunk_->Codegen();
@@ skipping 844 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