Enable overriding interface binders for any services running in current process.

services/service_manager/public/cpp/interface_binder.h

Index: services/service_manager/public/cpp/interface_binder.h
diff --git a/services/service_manager/public/cpp/interface_binder.h b/services/service_manager/public/cpp/interface_binder.h
index 0f4845bab1168e76bd4f73f5c0c66636333606b8..91d59527fd18d77d182303ccfab490ba473cfc96 100644
--- a/services/service_manager/public/cpp/interface_binder.h
+++ b/services/service_manager/public/cpp/interface_binder.h
@@ -68,11 +68,16 @@ class CallbackBinder : public InterfaceBinder {
 
 class GenericCallbackBinder : public InterfaceBinder {
  public:
-  using BindCallback = base::Callback<void(mojo::ScopedMessagePipeHandle)>;
+  using BindCallback = base::Callback<void(const BindSourceInfo&,
+                                           const std::string&,
+                                           mojo::ScopedMessagePipeHandle)>;
 
   GenericCallbackBinder(
       const BindCallback& callback,
       const scoped_refptr<base::SingleThreadTaskRunner>& task_runner);
+  GenericCallbackBinder(
+      const base::Callback<void(mojo::ScopedMessagePipeHandle)>& callback,
+      const scoped_refptr<base::SingleThreadTaskRunner>& task_runner);
   ~GenericCallbackBinder() override;
 
  private:
@@ -82,6 +87,8 @@ class GenericCallbackBinder : public InterfaceBinder {
                      mojo::ScopedMessagePipeHandle handle) override;
 
   static void RunCallback(const BindCallback& callback,
+                          const BindSourceInfo& source_info,
+                          const std::string& interface_name,
                           mojo::ScopedMessagePipeHandle client_handle);
 
   const BindCallback callback_;