Add default (mock) Contexthub HAL 1.1 impl

Current implementation exposes a mock context hub, but with no nanoapps.

Bug: 135951924
Test: compile only (will be covered by VTS in a follow-up)
Change-Id: I7a13527f303ce1bcacac8c6be9f081b0838cdc68
diff --git a/contexthub/1.1/default/Android.bp b/contexthub/1.1/default/Android.bp
new file mode 100644
index 0000000..86858c0
--- /dev/null
+++ b/contexthub/1.1/default/Android.bp
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+cc_binary {
+    name: "android.hardware.contexthub@1.1-service.mock",
+    defaults: ["hidl_defaults"],
+    vendor: true,
+    relative_install_path: "hw",
+    init_rc: ["android.hardware.contexthub@1.1-service.rc"],
+    srcs: [
+        "Contexthub.cpp",
+        "service.cpp",
+    ],
+    cflags: [
+        "-Wall",
+        "-Werror",
+    ],
+    shared_libs: [
+        "android.hardware.contexthub@1.0",
+        "android.hardware.contexthub@1.1",
+        "libbase",
+        "libcutils",
+        "libhardware",
+        "libhidlbase",
+        "liblog",
+        "libutils",
+    ],
+    vintf_fragments: ["android.hardware.contexthub@1.1.xml"],
+}