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/compiler/optimizing/scheduler_test.cc b/compiler/optimizing/scheduler_test.cc
index 10c3cd7..cdb6666 100644
--- a/compiler/optimizing/scheduler_test.cc
+++ b/compiler/optimizing/scheduler_test.cc
@@ -14,6 +14,8 @@
  * limitations under the License.
  */
 
+#include "scheduler.h"
+
 #include "base/arena_allocator.h"
 #include "builder.h"
 #include "codegen_test_utils.h"
@@ -23,7 +25,6 @@
 #include "optimizing_unit_test.h"
 #include "pc_relative_fixups_x86.h"
 #include "register_allocator.h"
-#include "scheduler.h"
 
 #ifdef ART_ENABLE_CODEGEN_arm64
 #include "scheduler_arm64.h"