Switch from dist-for-goals to dist in Android.bp

Removes a few more Android.mk files.

Test: check for adb, mkbootfs, and fastboot in the build artifacts
Change-Id: Ie4e50a363a734d0b9207f0d0098c54719f038e76
diff --git a/adb/Android.bp b/adb/Android.bp
index 00e98fe..e994075 100644
--- a/adb/Android.bp
+++ b/adb/Android.bp
@@ -285,6 +285,15 @@
         "deploypatchgenerator",
     ],
 
+    // Archive adb, adb.exe.
+    dist: {
+        targets: [
+            "dist_files",
+            "sdk",
+            "win_sdk",
+        ],
+    },
+
     target: {
         darwin: {
             cflags: [
diff --git a/adb/Android.mk b/adb/Android.mk
deleted file mode 100644
index 8b2d558..0000000
--- a/adb/Android.mk
+++ /dev/null
@@ -1,8 +0,0 @@
-LOCAL_PATH := $(call my-dir)
-
-# Archive adb, adb.exe.
-$(call dist-for-goals,dist_files sdk win_sdk,$(HOST_OUT_EXECUTABLES)/adb)
-
-ifdef HOST_CROSS_OS
-$(call dist-for-goals,dist_files sdk win_sdk,$(ALL_MODULES.host_cross_adb.BUILT))
-endif