ART: Include cleanup

Let clang-format reorder the header includes.

Derived with:

* .clang-format:
 BasedOnStyle: Google
 IncludeIsMainRegex: '(_test|-inl)?$'

* Steps:
 find . -name '*.cc' -o -name '*.h' | xargs sed -i.bak -e 's/^#include/ #include/' ; git commit -a -m 'ART: Include cleanup'
 git-clang-format -style=file HEAD^
 manual inspection
 git commit -a --amend

Test: mmma art
Change-Id: Ia963a8ce3ce5f96b5e78acd587e26908c7a70d02
diff --git a/dexdump/dexdump_cfg.cc b/dexdump/dexdump_cfg.cc
index 9c0429f..2831707 100644
--- a/dexdump/dexdump_cfg.cc
+++ b/dexdump/dexdump_cfg.cc
@@ -19,8 +19,9 @@
 #include "dexdump_cfg.h"
 
 #include <inttypes.h>
-#include <ostream>
+
 #include <map>
+#include <ostream>
 #include <set>
 
 #include "dex_file-inl.h"