audiopolicy: Convert some of .mk files to .bp files

- Renamed libaudiopolicyengineconfig to libaudiopolicyengine_config
  in order to match names libaudiopolicyengine_{common|interface}.

- Made libaudiopolicyengine_config static to avoid .so overhead.

- Added a cleanspec for it.

- Added libaudiopolicyengine_common which includes source files
  previously included directly into engineconfigurable and
  enginedefault libraries.

Bug: 121208203
Test: make & flash crosshatch
Change-Id: If3b7b89fcbd5752ddfdeca6c164a88f55bc35811
diff --git a/services/audiopolicy/enginedefault/Android.bp b/services/audiopolicy/enginedefault/Android.bp
new file mode 100644
index 0000000..7b42c6a
--- /dev/null
+++ b/services/audiopolicy/enginedefault/Android.bp
@@ -0,0 +1,32 @@
+cc_library_shared {
+    name: "libaudiopolicyenginedefault",
+    export_include_dirs: ["include"],
+    srcs: [
+        "src/Engine.cpp",
+        "src/EngineInstance.cpp",
+    ],
+    cflags: [
+        "-Wall",
+        "-Werror",
+        "-Wextra",
+    ],
+    local_include_dirs: ["include"],
+    header_libs: [
+        "libbase_headers",
+        "libaudiopolicycommon",
+        "libaudiopolicyengine_interface_headers",
+    ],
+    static_libs: [
+        "libaudiopolicycomponents",
+        "libaudiopolicyengine_common",
+        "libaudiopolicyengine_config",
+    ],
+    shared_libs: [
+        "liblog",
+        "libcutils",
+        "libutils",
+        "libmedia_helper",
+        "libaudiopolicy",
+        "libxml2",
+    ],
+}