Include missing stringprintf.h to fix the Arm build in r97067.

BUG=None
TEST=None

TBR=evan@chromium.org

Review URL: http://codereview.chromium.org/7670017

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@97068 0039d316-1c4b-4281-b951-d872f2087c98

chrome/common/logging_chrome.cc

@@ -40,6 +40,7 @@
 #include "base/path_service.h"
 #include "base/string_number_conversions.h"
 #include "base/string_util.h"
+#include "base/stringprintf.h"
 #include "base/threading/thread_restrictions.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"