Updates visibility for TFLite Swift and ObjC library targets.

PiperOrigin-RevId: 257906035

tensorflow/lite/experimental/objc/BUILD.apple

@@ -1,5 +1,6 @@
 # TensorFlow Lite for Objective-C
 
+load("//tensorflow/lite:special_rules.bzl", "ios_visibility_whitelist")
 load("//tensorflow/lite/experimental/ios:ios.bzl", "TFL_DEFAULT_TAGS", "TFL_DISABLED_SANITIZER_TAGS", "TFL_MINIMUM_OS_VERSION")
 load("@build_bazel_rules_apple//apple:ios.bzl", "ios_application", "ios_unit_test")
 
@@ -60,6 +61,7 @@ objc_library(
     hdrs = API_HEADERS,
     copts = RELEASE_COPTS,
     tags = TFL_DEFAULT_TAGS,
+    visibility = ios_visibility_whitelist(),
     deps = [
         "//tensorflow/lite/experimental/c:c_api",
     ],

tensorflow/lite/experimental/swift/BUILD.apple

@@ -1,5 +1,6 @@
 # TensorFlow Lite for Swift
 
+load("//tensorflow/lite:special_rules.bzl", "ios_visibility_whitelist")
 load("//tensorflow/lite/experimental/ios:ios.bzl", "TFL_DEFAULT_TAGS", "TFL_DISABLED_SANITIZER_TAGS", "TFL_MINIMUM_OS_VERSION")
 load("@build_bazel_rules_apple//apple:ios.bzl", "ios_application", "ios_unit_test")
 load("@build_bazel_rules_swift//swift:swift.bzl", "swift_library")
@@ -14,9 +15,7 @@ swift_library(
     srcs = glob(["Sources/*.swift"]),
     module_name = "TensorFlowLite",
     tags = TFL_DEFAULT_TAGS,
-    visibility = [
-        "//third_party/py/tensorflow_examples/lite:__subpackages__",
-    ],
+    visibility = ios_visibility_whitelist(),
     deps = [
         "//tensorflow/lite/experimental/c:c_api",
     ],

tensorflow/lite/special_rules.bzl

@@ -4,3 +4,7 @@ def tflite_portable_test_suite(**kwargs):
     """This is a no-op outside of Google."""
     _ignore = [kwargs]
     pass
+
+def ios_visibility_whitelist():
+    """This is a no-op outside of Google."""
+    pass