Add empty boot image profile and preload classes for framework

The boot image profile and preloaded class files will be split
for two parts. One for art and one for framework.

These intial empty files are necessary for server side to
compare the difference.

Bug: 186455808
Test: m
Change-Id: I51a1ab6fa203a8e85e2cebeff3f64c9bfc59b58a
diff --git a/boot/OWNERS b/boot/OWNERS
index 0648888..0e258d0 100644
--- a/boot/OWNERS
+++ b/boot/OWNERS
@@ -1,2 +1,6 @@
 # soong-team@ as the platform_bootclasspath module is tightly coupled with Soong
 file:platform/build/soong:/OWNERS
+
+# art-team@ manages the boot image profiles for frameworks
+per-file boot-* = calin@google.com, yawanng@google.com, ngeoffray@google.com
+per-file preloaded-classes* = calin@google.com, yawanng@google.com, ngeoffray@google.com