Create separate WebRtc Platform.

PiperOrigin-RevId: 919283950

internal/platform/implementation/g3/BUILD

@@ -112,6 +112,7 @@ cc_library(
         "//internal/platform:types",
         "//internal/platform:uuid",
         "//internal/platform/implementation:comm",
+        "//internal/platform/implementation:webrtc_platform",
         "//internal/platform/implementation:wifi_utils",
         "//internal/proto:credential_cc_proto",
         # "//third_party/webrtc/files/stable/webrtc/api:create_modular_peer_connection_factory",
@@ -177,6 +178,7 @@ cc_library(
     testonly = True,
     srcs = [
         "platform.cc",
+        "webrtc_platform.cc",
     ],
     defines = ["NO_WEBRTC"],
     visibility = [
@@ -208,14 +210,16 @@ cc_library(
         "//internal/platform/implementation:comm",
         "//internal/platform/implementation:platform",
         "//internal/platform/implementation:types",
+        "//internal/platform/implementation:webrtc_platform",
         "//internal/platform/implementation/shared:count_down_latch",
         "//internal/platform/implementation/shared:file",
+        "//third_party/gloop/thread",
         "@com_google_absl//absl/base:core_headers",
         "@com_google_absl//absl/status",
         "@com_google_absl//absl/status:statusor",
         "@com_google_absl//absl/strings",
-        "@com_google_nisaba//nisaba/port:thread_pool",
     ],
+    alwayslink = 1,
 )
 
 cc_library(

internal/platform/implementation/g3/platform.cc

@@ -14,7 +14,6 @@
 
 #include "internal/platform/implementation/platform.h"
 
-#include <cstddef>
 #include <cstdint>
 #include <functional>
 #include <memory>
@@ -25,6 +24,7 @@
 #include "absl/status/statusor.h"
 #include "absl/strings/str_cat.h"
 #include "absl/strings/string_view.h"
+#include "third_party/gloop/thread/thread.h"
 #include "internal/base/file_path.h"
 #include "internal/base/files.h"
 #include "internal/platform/implementation/app_lifecycle_monitor.h"
@@ -55,11 +55,6 @@
 #include "internal/platform/logging.h"
 #include "internal/platform/os_name.h"
 #include "internal/platform/payload_id.h"
-#include "thread/thread.h"
-#ifndef NO_WEBRTC
-#include "internal/platform/implementation/g3/webrtc.h"
-#include "internal/platform/implementation/webrtc.h"
-#endif
 #include "internal/platform/implementation/g3/atomic_boolean.h"
 #include "internal/platform/implementation/g3/atomic_reference.h"
 #include "internal/platform/implementation/g3/ble.h"
@@ -80,7 +75,6 @@
 #include "internal/platform/implementation/g3/wifi_lan.h"
 #include "internal/platform/implementation/shared/file.h"
 #include "internal/platform/implementation/wifi.h"
-#include "internal/platform/medium_environment.h"
 
 namespace nearby {
 namespace api {
@@ -219,16 +213,6 @@ ImplementationPlatform::CreateWifiDirectMedium() {
   return std::make_unique<g3::WifiDirectMedium>();
 }
 
-#ifndef NO_WEBRTC
-std::unique_ptr<WebRtcMedium> ImplementationPlatform::CreateWebRtcMedium() {
-  if (MediumEnvironment::Instance().GetEnvironmentConfig().webrtc_enabled) {
-    return std::make_unique<g3::WebRtcMedium>();
-  } else {
-    return nullptr;
-  }
-}
-#endif
-
 std::unique_ptr<AppLifecycleMonitor>
 ImplementationPlatform::CreateAppLifecycleMonitor(
     std::function<void(AppLifecycleMonitor::AppLifecycleState)>

internal/platform/implementation/g3/webrtc_platform.cc

@@ -0,0 +1,34 @@
+// Copyright 2026 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "internal/platform/implementation/webrtc_platform.h"
+
+#include <memory>
+
+#include "internal/platform/implementation/g3/webrtc.h"
+#include "internal/platform/implementation/webrtc.h"
+#include "internal/platform/medium_environment.h"
+
+namespace nearby::api {
+
+std::unique_ptr<WebRtcMedium>
+WebRtcImplementationPlatform::CreateWebRtcMedium() {
+  if (MediumEnvironment::Instance().GetEnvironmentConfig().webrtc_enabled) {
+    return std::make_unique<g3::WebRtcMedium>();
+  } else {
+    return nullptr;
+  }
+}
+
+}  // namespace nearby::api