Fix printf formats

src/crankshaft/lithium-allocator.h

Index: src/crankshaft/lithium-allocator.h
diff --git a/src/crankshaft/lithium-allocator.h b/src/crankshaft/lithium-allocator.h
index b648bd80c6bac85c22960cbfad77485619854a14..ce0e56560b4cf343b26774fe23314726b3b13371 100644
--- a/src/crankshaft/lithium-allocator.h
+++ b/src/crankshaft/lithium-allocator.h
@@ -6,6 +6,7 @@
 #define V8_CRANKSHAFT_LITHIUM_ALLOCATOR_H_
 
 #include "src/allocation.h"
+#include "src/base/compiler-specific.h"
 #include "src/crankshaft/compilation-phase.h"
 #include "src/crankshaft/lithium.h"
 #include "src/zone.h"
@@ -327,7 +328,7 @@ class LAllocator BASE_EMBEDDED {
  public:
   LAllocator(int first_virtual_register, HGraph* graph);
 
-  static void TraceAlloc(const char* msg, ...);
+  static PRINTF_FORMAT(1, 2) void TraceAlloc(const char* msg, ...);
 
   // Checks whether the value of a given virtual register is tagged.
   bool HasTaggedValue(int virtual_register) const;