diff --git a/service/src/com/android/server/connectivity/AutomaticOnOffKeepaliveTracker.java b/service/src/com/android/server/connectivity/AutomaticOnOffKeepaliveTracker.java
index d220835..27be545 100644
--- a/service/src/com/android/server/connectivity/AutomaticOnOffKeepaliveTracker.java
+++ b/service/src/com/android/server/connectivity/AutomaticOnOffKeepaliveTracker.java
@@ -61,6 +61,7 @@
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.util.IndentingPrintWriter;
 import com.android.modules.utils.build.SdkLevel;
+import com.android.net.module.util.CollectionUtils;
 import com.android.net.module.util.DeviceConfigUtils;
 import com.android.net.module.util.HexDump;
 import com.android.net.module.util.SocketUtils;
@@ -76,7 +77,7 @@
 import java.nio.BufferUnderflowException;
 import java.nio.ByteBuffer;
 import java.util.ArrayList;
-import java.util.Iterator;
+import java.util.List;
 import java.util.Objects;
 
 /**
@@ -333,13 +334,10 @@
      */
     public void handleStopAllKeepalives(NetworkAgentInfo nai, int reason) {
         mKeepaliveTracker.handleStopAllKeepalives(nai, reason);
-        final Iterator<AutomaticOnOffKeepalive> iterator = mAutomaticOnOffKeepalives.iterator();
-        while (iterator.hasNext()) {
-            final AutomaticOnOffKeepalive autoKi = iterator.next();
-            if (autoKi.mKi.getNai() == nai) {
-                cleanupAutoOnOffKeepalive(autoKi);
-                iterator.remove();
-            }
+        final List<AutomaticOnOffKeepalive> matches =
+                CollectionUtils.filter(mAutomaticOnOffKeepalives, it -> it.mKi.getNai() == nai);
+        for (final AutomaticOnOffKeepalive ki : matches) {
+            cleanupAutoOnOffKeepalive(ki);
         }
     }
 
@@ -399,7 +397,6 @@
         if (autoKi == null) return;
 
         cleanupAutoOnOffKeepalive(autoKi);
-        mAutomaticOnOffKeepalives.remove(autoKi);
     }
 
     private void cleanupAutoOnOffKeepalive(@NonNull final AutomaticOnOffKeepalive autoKi) {
@@ -407,6 +404,7 @@
         mAlarmManager.cancel(autoKi.mTcpPollingAlarm);
         // Close the duplicated fd that maintains the lifecycle of socket.
         FileUtils.closeQuietly(autoKi.mFd);
+        mAutomaticOnOffKeepalives.remove(autoKi);
     }
 
     /**
diff --git a/tools/gn2bp/Android.bp.swp b/tools/gn2bp/Android.bp.swp
index 4d4a0b2..c881767 100644
--- a/tools/gn2bp/Android.bp.swp
+++ b/tools/gn2bp/Android.bp.swp
@@ -29,11 +29,13 @@
     ],
     libs: [
         "androidx.annotation_annotation",
+        "framework-annotations-lib",
     ],
     sdk_version: "module_current",
 }
 
 // GN: //components/cronet/android:cronet_api_java
+// TODO(danstahr): add the API helpers separately after the main API is checked in and thoroughly reviewed
 filegroup {
     name: "cronet_aml_api_sources",
     srcs: [
@@ -59,18 +61,6 @@
         "components/cronet/android/api/src/android/net/http/UploadDataSink.java",
         "components/cronet/android/api/src/android/net/http/UrlRequest.java",
         "components/cronet/android/api/src/android/net/http/UrlResponseInfo.java",
-        "components/cronet/android/api/src/android/net/http/apihelpers/ByteArrayCallback.java",
-        "components/cronet/android/api/src/android/net/http/apihelpers/ContentTypeParametersParser.java",
-        "components/cronet/android/api/src/android/net/http/apihelpers/HttpResponse.java",
-        "components/cronet/android/api/src/android/net/http/apihelpers/ImplicitFlowControlCallback.java",
-        "components/cronet/android/api/src/android/net/http/apihelpers/InMemoryTransformCallback.java",
-        "components/cronet/android/api/src/android/net/http/apihelpers/JsonCallback.java",
-        "components/cronet/android/api/src/android/net/http/apihelpers/RedirectHandler.java",
-        "components/cronet/android/api/src/android/net/http/apihelpers/RedirectHandlers.java",
-        "components/cronet/android/api/src/android/net/http/apihelpers/RequestCompletionListener.java",
-        "components/cronet/android/api/src/android/net/http/apihelpers/StringCallback.java",
-        "components/cronet/android/api/src/android/net/http/apihelpers/UploadDataProviders.java",
-        "components/cronet/android/api/src/android/net/http/apihelpers/UrlRequestCallbacks.java",
     ],
 }
 
@@ -2469,8 +2459,8 @@
         "third_party/protobuf/src/",
     ],
     cpp_std: "c++17",
-    linker_scripts: [
-        "base/android/library_loader/anchor_functions.lds",
+    ldflags: [
+        "-Wl,--script,external/cronet/base/android/library_loader/anchor_functions.lds",
     ],
     stem: "libcronet.108.0.5359.128",
     target: {
diff --git a/tools/gn2bp/gen_android_bp b/tools/gn2bp/gen_android_bp
index 7829694..6ae3609 100755
--- a/tools/gn2bp/gen_android_bp
+++ b/tools/gn2bp/gen_android_bp
@@ -128,12 +128,17 @@
   "-msse4.2",
 ]
 
+def get_linker_script_ldflag(script_path):
+  return f'-Wl,--script,{tree_path}/{script_path}'
+
 # Additional arguments to apply to Android.bp rules.
 additional_args = {
     # TODO: remove if not needed.
     'cronet_aml_components_cronet_android_cronet': [
-        ('linker_scripts', {
-            'base/android/library_loader/anchor_functions.lds',
+        # linker_scripts property is not available in tm-mainline-prod.
+        # So use ldflags to specify linker script.
+        ('ldflags',{
+          get_linker_script_ldflag('base/android/library_loader/anchor_functions.lds'),
         }),
     ],
     'cronet_aml_net_net': [
@@ -370,6 +375,7 @@
     self.min_sdk_version = None
     self.proto = dict()
     self.linker_scripts = set()
+    self.ldflags = set()
     # The genrule_XXX below are properties that must to be propagated back
     # on the module(s) that depend on the genrule.
     self.genrule_headers = set()
@@ -440,6 +446,7 @@
     self._output_field(output, 'stubs')
     self._output_field(output, 'proto')
     self._output_field(output, 'linker_scripts')
+    self._output_field(output, 'ldflags')
     self._output_field(output, 'cppflags')
     self._output_field(output, 'libs')
     self._output_field(output, 'stem')
@@ -1557,8 +1564,12 @@
 
 def create_java_api_module(blueprint, gn):
   source_module = Module('filegroup', module_prefix + 'api_sources', java_api_target_name)
+  # TODO add the API helpers separately after the main API is checked in and thoroughly reviewed
   source_module.srcs.update([gn_utils.label_to_path(source)
-                             for source in get_api_java_sources(gn)])
+                             for source in get_api_java_sources(gn)
+                             if "apihelpers" not in source])
+  source_module.comment += "\n// TODO(danstahr): add the API helpers separately after the main" \
+                           " API is checked in and thoroughly reviewed"
   source_module.srcs.update([
     ':' + create_action_module(blueprint, gn.get_target(dep), 'java_genrule').name
     for dep in get_api_java_actions(gn)])
@@ -1569,6 +1580,7 @@
   java_module.sdk_version = "module_current"
   java_module.libs = {
       "androidx.annotation_annotation",
+      "framework-annotations-lib",
     }
   blueprint.add_module(java_module)
   return java_module