Add a default implementation for fastboot HAL.

Bug: 124727766
Test: fastboot getvar variant, fastboot getvar off-mode-charge,
fastboot oem cmd, fastboot getvar soc-voltage-ok,
fastboot getvar partition-type:userdata

Change-Id: I936e02dbfdf0066db8817a9ade9164dd4c96781f
diff --git a/fastboot/1.0/default/Android.bp b/fastboot/1.0/default/Android.bp
new file mode 100644
index 0000000..fde7efa
--- /dev/null
+++ b/fastboot/1.0/default/Android.bp
@@ -0,0 +1,31 @@
+//
+// Copyright (C) 2019 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_library {
+    name: "android.hardware.fastboot@1.0-impl-mock",
+    recovery: true,
+    srcs: [
+        "Fastboot.cpp",
+    ],
+    relative_install_path: "hw",
+    shared_libs: [
+        "libbase",
+        "libhidlbase",
+        "libhidltransport",
+        "libutils",
+        "libcutils",
+        "android.hardware.fastboot@1.0",
+    ],
+}