Fixing cpplint whitespace/blank_line, whitespace/end_of_line, whitespace/labels, whitespace/semicolon issues

Change-Id: Ide4f8ea608338b3fed528de7582cfeb2011997b6
diff --git a/runtime/thread_pool.h b/runtime/thread_pool.h
index 7b626fb..c26926c 100644
--- a/runtime/thread_pool.h
+++ b/runtime/thread_pool.h
@@ -30,7 +30,7 @@
 class ThreadPool;
 
 class Task : public Closure {
-public:
+ public:
   // Called when references reaches 0.
   virtual void Finalize() { }
 };