Split libhidl into base and transport.

Bug: 32756130

Test: mma
Change-Id: Id21cf23abe2910f26bb7895511862443b93dc112
diff --git a/graphics/composer/2.1/Android.bp b/graphics/composer/2.1/Android.bp
index fa58dbb..8742e88 100644
--- a/graphics/composer/2.1/Android.bp
+++ b/graphics/composer/2.1/Android.bp
@@ -46,14 +46,16 @@
     generated_headers: ["android.hardware.graphics.composer@2.1_genc++_headers"],
     export_generated_headers: ["android.hardware.graphics.composer@2.1_genc++_headers"],
     shared_libs: [
-        "libhidl",
+        "libhidlbase",
+        "libhidltransport",
         "libhwbinder",
         "libutils",
         "libcutils",
         "android.hardware.graphics.allocator@2.0",
     ],
     export_shared_lib_headers: [
-        "libhidl",
+        "libhidlbase",
+        "libhidltransport",
         "libhwbinder",
         "libutils",
         "android.hardware.graphics.allocator@2.0",