Update Java generated code to call new resolveAllFeatures() runtime method stub.

This method stub was already added in a previous change. A followup change will make runtime changes implementing and relying on this method.

PiperOrigin-RevId: 597650170

src/google/protobuf/compiler/java/file.cc

@@ -424,6 +424,10 @@ void FileGenerator::GenerateDescriptorInitializationCodeForImmutable(
         "_clinit_autosplit_dinit_$method_num$();\n",
         "private static void _clinit_autosplit_dinit_$method_num$() {\n");
   }
+  // Feature resolution for Java features uses extension registry
+  // which must happen after internalInit() from
+  // GenerateNonNestedInitializationCode
+  printer->Print("descriptor.resolveAllFeatures();\n");
 
   // Proto compiler builds a DescriptorPool, which holds all the descriptors to
   // generate, when processing the ".proto" files. We call this DescriptorPool

src/google/protobuf/compiler/java/shared_code_generator.cc

@@ -86,6 +86,7 @@ void SharedCodeGenerator::Generate(
         "  * an incomplete descriptor for internal use only. */\n"
         "  public static com.google.protobuf.Descriptors.FileDescriptor "
         "getDescriptor() {\n"
+        "    descriptor.resolveAllFeatures();\n"
         "    return descriptor;\n"
         "  }\n"
         "  static {\n",