Merge "[DO NOT MERGE]Update Security String to 2018-04-01 in oc-dev Bug:73240847" into oc-dev
am: 656fd837e9

Change-Id: Ic22c80e40cff1fe0afea3f26741d10c8a949b27b
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index 7d20248..7755840 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -186,7 +186,7 @@
     #  It must be of the form "YYYY-MM-DD" on production devices.
     #  It must match one of the Android Security Patch Level strings of the Public Security Bulletins.
     #  If there is no $PLATFORM_SECURITY_PATCH set, keep it empty.
-      PLATFORM_SECURITY_PATCH := 2018-03-05
+      PLATFORM_SECURITY_PATCH := 2018-04-01
 endif
 
 ifndef PLATFORM_BASE_OS