Reland "Flush parallel recompilation queues on context dispose notification."

src/runtime.cc

Index: src/runtime.cc
diff --git a/src/runtime.cc b/src/runtime.cc
index 37eaf29c73986a289f400cb046ec8f7d72067b93..40fae3aa0536152f66d20bea96913f54a1862dbf 100644
--- a/src/runtime.cc
+++ b/src/runtime.cc
@@ -2948,6 +2948,7 @@ RUNTIME_FUNCTION(MaybeObject*, Runtime_ResumeJSGeneratorObject) {
   JavaScriptFrame* frame = stack_iterator.frame();
 
   ASSERT_EQ(frame->function(), generator_object->function());
+  ASSERT(frame->function()->is_compiled());
 
   STATIC_ASSERT(JSGeneratorObject::kGeneratorExecuting <= 0);
   STATIC_ASSERT(JSGeneratorObject::kGeneratorClosed <= 0);
@@ -8465,8 +8466,7 @@ RUNTIME_FUNCTION(MaybeObject*, Runtime_GetOptimizationStatus) {
   }
   CONVERT_ARG_HANDLE_CHECKED(JSFunction, function, 0);
   if (FLAG_parallel_recompilation && sync_with_compiler_thread) {
-    while (function->IsMarkedForParallelRecompilation() ||
-           function->IsInRecompileQueue() ||
+    while (function->IsInRecompileQueue() ||
            function->IsMarkedForInstallingRecompiledCode()) {
       isolate->optimizing_compiler_thread()->InstallOptimizedFunctions();
       OS::Sleep(50);