diff --git a/core/build_rro_package.mk b/core/build_rro_package.mk
index 24cd9a3..9865b33 100644
--- a/core/build_rro_package.mk
+++ b/core/build_rro_package.mk
@@ -1,10 +1,13 @@
-#########################################################################
+#############################################################################
 ## Standard rules for installing runtime resouce overlay APKs.
 ##
-## Set LOCAL_RRO_SKU to the SKU name if the package should apply only to
-## a particular SKU as set by ro.boot.vendor.overlay.sku system property.
+## Set LOCAL_RRO_THEME to the theme name if the package should apply only to
+## a particular theme as set by ro.boot.vendor.overlay.theme system property.
 ##
-#########################################################################
+## If LOCAL_RRO_THEME is not set, the package will apply always, independent
+## of themes.
+##
+#############################################################################
 
 LOCAL_IS_RUNTIME_RESOURCE_OVERLAY := true
 
@@ -12,10 +15,10 @@
   $(error runtime resource overlay package should not contain sources)
 endif
 
-ifeq (S(LOCAL_RRO_SKU),)
+ifeq (S(LOCAL_RRO_THEME),)
   LOCAL_MODULE_PATH := $(TARGET_OUT_VENDOR)/overlay
 else
-  LOCAL_MODULE_PATH := $(TARGET_OUT_VENDOR)/overlay/$(LOCAL_RRO_SKU)
+  LOCAL_MODULE_PATH := $(TARGET_OUT_VENDOR)/overlay/$(LOCAL_RRO_THEME)
 endif
 
 include $(BUILD_SYSTEM)/package.mk
diff --git a/core/clear_vars.mk b/core/clear_vars.mk
index ed79bfc..72c451c 100644
--- a/core/clear_vars.mk
+++ b/core/clear_vars.mk
@@ -203,7 +203,7 @@
 LOCAL_RES_LIBRARIES:=
 LOCAL_RESOURCE_DIR:=
 LOCAL_RMTYPEDEFS:=
-LOCAL_RRO_SKU:=
+LOCAL_RRO_THEME:=
 LOCAL_RTTI_FLAG:=
 LOCAL_SANITIZE:=
 LOCAL_SANITIZE_DIAG:=
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index e11e8b3..6b35581 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -64,6 +64,15 @@
 # which is the version that we reveal to the end user.
 # Update this value when the platform version changes (rather
 # than overriding it somewhere else).  Can be an arbitrary string.
+
+# When you add a new PLATFORM_VERSION which will result in a new
+# PLATFORM_SDK_VERSION please ensure you add a corresponding isAtLeast*
+# method in the following java file:
+# frameworks/support/compat/gingerbread/android/support/v4/os/BuildCompat.java
+
+# When you change PLATFORM_VERSION for a given PLATFORM_SDK_VERSION
+# please add that PLATFORM_VERSION to the following text file:
+# cts/tests/tests/os/assets/platform_versions.txt
 PLATFORM_VERSION.OPR1 := O
 
 # This is the current development code-name, if the build is not a final
@@ -87,6 +96,14 @@
   # intermediate builds).  During development, this number remains at the
   # SDK version the branch is based on and PLATFORM_VERSION_CODENAME holds
   # the code-name of the new development work.
+
+  # When you change PLATFORM_SDK_VERSION please ensure you also update the
+  # corresponding methods for isAtLeast* in the following java file:
+  # frameworks/support/compat/gingerbread/android/support/v4/os/BuildCompat.java
+
+  # When you increment the PLATFORM_SDK_VERSION please ensure you also
+  # clear out the following text file of all older PLATFORM_VERSION's:
+  # cts/tests/tests/os/assets/platform_versions.txt
   PLATFORM_SDK_VERSION := 25
 endif
 
@@ -148,7 +165,7 @@
     #  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 := 2016-11-05
+      PLATFORM_SECURITY_PATCH := 2017-04-05
 endif
 
 ifndef PLATFORM_BASE_OS
diff --git a/target/board/generic/sepolicy/file_contexts b/target/board/generic/sepolicy/file_contexts
index e8d32f7..e9502d9 100644
--- a/target/board/generic/sepolicy/file_contexts
+++ b/target/board/generic/sepolicy/file_contexts
@@ -9,6 +9,7 @@
 /dev/block/vdc               u:object_r:userdata_block_device:s0
 
 /dev/goldfish_pipe           u:object_r:qemu_device:s0
+/dev/goldfish_sync           u:object_r:qemu_device:s0
 /dev/qemu_.*                 u:object_r:qemu_device:s0
 /dev/socket/qemud            u:object_r:qemud_socket:s0
 /dev/ttyGF[0-9]*             u:object_r:serial_device:s0
diff --git a/target/product/emulator.mk b/target/product/emulator.mk
index b08a28a..afa8389 100644
--- a/target/product/emulator.mk
+++ b/target/product/emulator.mk
@@ -61,6 +61,7 @@
     device/generic/goldfish/init.ranchu.rc:root/init.ranchu.rc \
     device/generic/goldfish/fstab.ranchu:root/fstab.ranchu \
     device/generic/goldfish/ueventd.ranchu.rc:root/ueventd.ranchu.rc \
+    device/generic/goldfish/input/goldfish_rotary.idc:system/usr/idc/goldfish_rotary.idc \
     frameworks/native/data/etc/android.hardware.usb.accessory.xml:system/etc/permissions/android.hardware.usb.accessory.xml
 
 PRODUCT_PACKAGE_OVERLAYS := device/generic/goldfish/overlay