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

Change-Id: Ide4f8ea608338b3fed528de7582cfeb2011997b6
diff --git a/runtime/base/mutex.cc b/runtime/base/mutex.cc
index 1df0207..af45f3f 100644
--- a/runtime/base/mutex.cc
+++ b/runtime/base/mutex.cc
@@ -460,8 +460,8 @@
   return os;
 }
 
-ReaderWriterMutex::ReaderWriterMutex(const char* name, LockLevel level) :
-    BaseMutex(name, level)
+ReaderWriterMutex::ReaderWriterMutex(const char* name, LockLevel level)
+    : BaseMutex(name, level)
 #if ART_USE_FUTEXES
     , state_(0), exclusive_owner_(0), num_pending_readers_(0), num_pending_writers_(0)
 #endif