Update SDK revision files.

Change-Id: Ib6e9e0c6a1aacef6e7a68d939318d901fb9b4bf3
diff --git a/sdk/plat_tools_source.properties b/sdk/plat_tools_source.properties
index 488c0d5..47d71d5 100644
--- a/sdk/plat_tools_source.properties
+++ b/sdk/plat_tools_source.properties
@@ -1,2 +1,2 @@
 Pkg.UserSrc=false
-Pkg.Revision=11
\ No newline at end of file
+Pkg.Revision=12
\ No newline at end of file
diff --git a/sdk/platform_source.prop_template b/sdk/platform_source.prop_template
index 17a5e4e..bb7a6b8 100644
--- a/sdk/platform_source.prop_template
+++ b/sdk/platform_source.prop_template
@@ -4,6 +4,6 @@
 Pkg.Revision=1
 AndroidVersion.ApiLevel=${PLATFORM_SDK_VERSION}
 AndroidVersion.CodeName=${PLATFORM_VERSION_CODENAME}
-Layoutlib.Api=7
+Layoutlib.Api=8
 Layoutlib.Revision=1
-Platform.MinToolsRev=15
+Platform.MinToolsRev=20