ART: Move to libbase StringPrintf

Remove ART's StringPrintf implementation. Fix up clients. Add
missing includes where necessary.

Test: m test-art-host
Change-Id: I564038d5868595ac3bb88d641af1000cea940e5a
diff --git a/runtime/base/mutex.cc b/runtime/base/mutex.cc
index ce452cb..9116097 100644
--- a/runtime/base/mutex.cc
+++ b/runtime/base/mutex.cc
@@ -19,6 +19,8 @@
 #include <errno.h>
 #include <sys/time.h>
 
+#include "android-base/stringprintf.h"
+
 #include "atomic.h"
 #include "base/logging.h"
 #include "base/time_utils.h"
@@ -30,6 +32,8 @@
 
 namespace art {
 
+using android::base::StringPrintf;
+
 static Atomic<Locks::ClientCallback*> safe_to_call_abort_callback(nullptr);
 
 Mutex* Locks::abort_lock_ = nullptr;