Remove legacy platform singleton accessor

src/platform_legacy/legacy_platform_services.cpp

@@ -45,7 +45,8 @@ void webgl_sync();
 
 namespace {
 
-// DEBT-0017: fallback for platforms that do not inject PlatformServices yet.
+// DEBT-0017: retained non-Windows fallback adapter until each platform owns a
+// concrete PlatformServices implementation without this bridge.
 class LegacyPlatformServices final : public pp::platform::PlatformServices {
 public:
     explicit LegacyPlatformServices(pp::platform::legacy::LegacyPlatformServicesConfig config = {})
@@ -571,12 +572,6 @@ private:
 
 namespace pp::platform::legacy {
 
-PlatformServices& platform_services()
-{
-    static LegacyPlatformServices services;
-    return services;
-}
-
 std::unique_ptr<PlatformServices> create_platform_services(
     LegacyPlatformServicesConfig config)
 {

src/platform_legacy/legacy_platform_services.h

@@ -18,7 +18,6 @@ struct LegacyPlatformServicesConfig {
     std::shared_ptr<pp::platform::PlatformStoragePaths> android_storage_paths;
 };
 
-[[nodiscard]] PlatformServices& platform_services();
 [[nodiscard]] std::unique_ptr<PlatformServices> create_platform_services(
     LegacyPlatformServicesConfig config = {});