Fix apex rust_dyn_libs property

The apex rust_dyn_libs property wasn't being propagated to a dependency.

Test: TestBasicApex
Flag: EXEMPT bugfix
Change-Id: Ib93a322377933b9ad94cc2a97b71bb38e2710b8e
diff --git a/apex/apex.go b/apex/apex.go
index 30b16ee..0c56c30 100644
--- a/apex/apex.go
+++ b/apex/apex.go
@@ -833,6 +833,7 @@
 		deps.Merge(ctx, a.properties.Multilib.Both)
 		deps.Merge(ctx, ApexNativeDependencies{
 			Native_shared_libs: a.properties.Native_shared_libs,
+			Rust_dyn_libs:      a.properties.Rust_dyn_libs,
 			Tests:              a.properties.Tests,
 			Jni_libs:           a.properties.Jni_libs,
 		})
diff --git a/apex/apex_test.go b/apex/apex_test.go
index 6f0357a..6c354b5 100644
--- a/apex/apex_test.go
+++ b/apex/apex_test.go
@@ -393,7 +393,7 @@
 			name: "foo.rust",
 			srcs: ["foo.rs"],
 			rlibs: ["libfoo.rlib.rust"],
-			rustlibs: ["libfoo.dylib.rust"],
+			rustlibs: ["libfoo.transitive.dylib.rust"],
 			apex_available: ["myapex"],
 		}
 
@@ -420,6 +420,13 @@
 			apex_available: ["myapex"],
 		}
 
+		rust_library_dylib {
+			name: "libfoo.transitive.dylib.rust",
+			srcs: ["foo.rs"],
+			crate_name: "foo",
+			apex_available: ["myapex"],
+		}
+
 		rust_ffi_shared {
 			name: "libfoo.ffi",
 			srcs: ["foo.rs"],
@@ -455,7 +462,7 @@
 				"//apex_available:platform",
 				"myapex",
 			],
-    }
+		}
 
 		cc_library_static {
 			name: "libstatic",
@@ -547,6 +554,7 @@
 	ensureListContains(t, ctx.ModuleVariantsForTests("myotherjar"), "android_common_apex10000")
 	ensureListContains(t, ctx.ModuleVariantsForTests("libfoo.rlib.rust"), "android_arm64_armv8-a_rlib_dylib-std_apex10000")
 	ensureListContains(t, ctx.ModuleVariantsForTests("libfoo.dylib.rust"), "android_arm64_armv8-a_dylib_apex10000")
+	ensureListContains(t, ctx.ModuleVariantsForTests("libfoo.transitive.dylib.rust"), "android_arm64_armv8-a_dylib_apex10000")
 	ensureListContains(t, ctx.ModuleVariantsForTests("libbar.ffi"), "android_arm64_armv8-a_shared_apex10000")
 	ensureListContains(t, ctx.ModuleVariantsForTests("libfoo.shared_from_rust"), "android_arm64_armv8-a_shared_apex10000")
 
@@ -556,6 +564,7 @@
 	ensureContains(t, copyCmds, "image.apex/javalib/myjar_stem.jar")
 	ensureContains(t, copyCmds, "image.apex/javalib/myjar_dex.jar")
 	ensureContains(t, copyCmds, "image.apex/lib64/libfoo.dylib.rust.dylib.so")
+	ensureContains(t, copyCmds, "image.apex/lib64/libfoo.transitive.dylib.rust.dylib.so")
 	ensureContains(t, copyCmds, "image.apex/lib64/libfoo.ffi.so")
 	ensureContains(t, copyCmds, "image.apex/lib64/libbar.ffi.so")
 	ensureContains(t, copyCmds, "image.apex/lib64/libfoo.shared_from_rust.so")