Also delete optimization jobs in the output queue when stopping thread.

src/optimizing-compiler-thread.cc

Index: src/optimizing-compiler-thread.cc
diff --git a/src/optimizing-compiler-thread.cc b/src/optimizing-compiler-thread.cc
index dbf9ad7cdcdb57e2455fb89d58cf87b3d4227197..a4300f5e7c43dfcf3c42120ad3f385b9fd15c201 100644
--- a/src/optimizing-compiler-thread.cc
+++ b/src/optimizing-compiler-thread.cc
@@ -115,8 +115,11 @@ void OptimizingCompilerThread::Stop() {
     InstallOptimizedFunctions();
   } else {
     OptimizingCompiler* optimizing_compiler;
+    // The optimizing compiler is allocated in the CompilationInfo's zone.
     while (input_queue_.Dequeue(&optimizing_compiler)) {
-      // The optimizing compiler is allocated in the CompilationInfo's zone.
+      delete optimizing_compiler->info();
+    }
+    while (output_queue_.Dequeue(&optimizing_compiler)) {
       delete optimizing_compiler->info();
     }
   }