O MR1 is API 27

Bug: 64982450
Test: manual
Change-Id: I4be170f9f1021899db3ef0bce3eaeada21f8b475
diff --git a/tools/aapt/SdkConstants.h b/tools/aapt/SdkConstants.h
index 0dbf4ee..bf56ec0 100644
--- a/tools/aapt/SdkConstants.h
+++ b/tools/aapt/SdkConstants.h
@@ -42,7 +42,7 @@
     SDK_NOUGAT = 24,
     SDK_NOUGAT_MR1 = 25,
     SDK_O = 26,
-    SDK_O_MR1 = 10000, // STOPSHIP Replace with the real version.
+    SDK_O_MR1 = 27,
 };
 
 #endif // H_AAPT_SDK_CONSTANTS