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/gc/space/image_space.cc b/runtime/gc/space/image_space.cc
index 76f3692..e03958d 100644
--- a/runtime/gc/space/image_space.cc
+++ b/runtime/gc/space/image_space.cc
@@ -22,6 +22,7 @@
 #include <sys/types.h>
 #include <unistd.h>
 
+#include "android-base/stringprintf.h"
 #include "android-base/strings.h"
 
 #include "art_method.h"
@@ -45,6 +46,9 @@
 namespace gc {
 namespace space {
 
+using android::base::StringAppendF;
+using android::base::StringPrintf;
+
 Atomic<uint32_t> ImageSpace::bitmap_index_(0);
 
 ImageSpace::ImageSpace(const std::string& image_filename,