Expose resources in Robolectric/JUnit tests.

build/config/android/internal_rules.gni

Index: build/config/android/internal_rules.gni
diff --git a/build/config/android/internal_rules.gni b/build/config/android/internal_rules.gni
index d2d9f998b3d7d387b9a38ae1dd94f46d1b9c3461..b190038db850985ccd979f66a23942da9d5f2ac0 100644
--- a/build/config/android/internal_rules.gni
+++ b/build/config/android/internal_rules.gni
@@ -565,6 +565,29 @@ template("test_runner_script") {
         "--test-suite",
         invoker.test_suite,
       ]
+      if (defined(invoker.android_manifest_path)) {
+        test_runner_args += [
+          "--android-manifest-path",
+          rebase_path(invoker.android_manifest_path, root_build_dir),
+        ]
+      }
+      if (defined(invoker.resource_dir)) {
+        test_runner_args += [
+          "--resource-dir",
+          rebase_path(invoker.resource_dir, root_build_dir),
+        ]
+      }
+      if (defined(invoker.package_name)) {
+        test_runner_args += [
+          "--package-name",
+          invoker.package_name,
+        ]
+      }
+      test_runner_args += [
+        "--robolectric-runtime-deps-dir",
+        rebase_path("$root_build_dir/lib.java/third_party/robolectric",
+                    root_build_dir),
+      ]
     } else if (_test_type == "linker") {
       test_runner_args += [
         "--test-apk",