Updated makefiles

Java intermediates are now created in the common rather than the device-
specific generated sources subdirectory.

Bug: 33842609
Test: make
Change-Id: I8efbd3fc28be86d9b511e2f6fbe1826256b070e0
diff --git a/transport/memory/1.0/Android.bp b/transport/memory/1.0/Android.bp
index b2454ea..0a7b88f 100644
--- a/transport/memory/1.0/Android.bp
+++ b/transport/memory/1.0/Android.bp
@@ -1,5 +1,14 @@
 // This file is autogenerated by hidl-gen. Do not edit manually.
 
+filegroup {
+    name: "android.hidl.memory@1.0_hal",
+    srcs: [
+        "IAllocator.hal",
+        "IMapper.hal",
+        "IMemory.hal",
+    ],
+}
+
 genrule {
     name: "android.hidl.memory@1.0_genc++",
     tools: ["hidl-gen"],