Update layoutlib_api-prebuilt to v15 draft.

Origin

tools/base: @ 8c32f7ef24436d394438f4cee86d889efa931654

Change-Id: Ic3455b4c68abc97bf2d5c83d7841b985ac6b63a6
diff --git a/common/layoutlib_api/PREBUILT b/common/layoutlib_api/PREBUILT
index d6f1aa0..4edf48c 100644
--- a/common/layoutlib_api/PREBUILT
+++ b/common/layoutlib_api/PREBUILT
@@ -1,4 +1,4 @@
 The object in this prebuilt directory can be rebuilt from
 	platform/tools/base/layoutlib_api/
 
-From: https://android.googlesource.com/platform/tools/base/+/531195e641479c4203ebbfed21d9c1693e44a1f9
+From: https://android.googlesource.com/platform/tools/base/+/8c32f7ef24436d394438f4cee86d889efa931654
diff --git a/common/layoutlib_api/layoutlib_api-prebuilt.jar b/common/layoutlib_api/layoutlib_api-prebuilt.jar
index 3cd2e81..c7c6635 100644
--- a/common/layoutlib_api/layoutlib_api-prebuilt.jar
+++ b/common/layoutlib_api/layoutlib_api-prebuilt.jar
Binary files differ
diff --git a/common/layoutlib_api/layoutlib_api-sources.jar b/common/layoutlib_api/layoutlib_api-sources.jar
index 9182170..5d526ca 100644
--- a/common/layoutlib_api/layoutlib_api-sources.jar
+++ b/common/layoutlib_api/layoutlib_api-sources.jar
Binary files differ