Remove unused module ahat-docs am: a95a6ea27e

Original change: https://android-review.googlesource.com/c/platform/art/+/1838014

Change-Id: I36877630ef938b29a667e747296f78086bca9755
diff --git a/tools/ahat/Android.bp b/tools/ahat/Android.bp
index 1a933bb..affa2e0 100644
--- a/tools/ahat/Android.bp
+++ b/tools/ahat/Android.bp
@@ -21,29 +21,6 @@
     default_applicable_licenses: ["art_license"],
 }
 
-droidstubs_host {
-    name: "ahat-docs-stubs",
-    srcs: [
-        "src/main/**/*.java",
-    ],
-    check_api: {
-        current: {
-            api_file: "etc/ahat_api.txt",
-            removed_api_file: "etc/ahat_removed_api.txt",
-        },
-    },
-    flags: ["-stubpackages com.android.ahat:com.android.ahat.*"],
-    create_doc_stubs: true,
-}
-
-droiddoc_host {
-    name: "ahat-docs",
-    srcs: [
-        ":ahat-docs-stubs",
-    ],
-    custom_template: "droiddoc-templates-sdk",
-}
-
 // --- ahat.jar ----------------
 java_binary_host {
     name: "ahat",