Fix cpplint whitespace/blank_line issues

Change-Id: Ice937e95e23dd622c17054551d4ae4cebd0ef8a2
diff --git a/compiler/driver/compiler_driver.cc b/compiler/driver/compiler_driver.cc
index d1d21b1..f1082db 100644
--- a/compiler/driver/compiler_driver.cc
+++ b/compiler/driver/compiler_driver.cc
@@ -1402,7 +1402,6 @@
   }
 
  private:
-
   class ForAllClosure : public Task {
    public:
     ForAllClosure(ParallelCompilationManager* manager, size_t begin, size_t end, Callback* callback,
@@ -1423,6 +1422,7 @@
     virtual void Finalize() {
       delete this;
     }
+
    private:
     const ParallelCompilationManager* const manager_;
     const size_t begin_;