cashew: defer all D-Bus signal processing to main loop

src/cashew_server.h

Index: src/cashew_server.h
diff --git a/src/cashew_server.h b/src/cashew_server.h
index 09d1d532a901c58bb010aed967a570a0851905db..9764eeb717c31fa9ed8d863613b044adec5eb4c4 100644
--- a/src/cashew_server.h
+++ b/src/cashew_server.h
@@ -5,6 +5,8 @@
 #ifndef SRC_CASHEW_SERVER_H_
 #define SRC_CASHEW_SERVER_H_
 
+#include <glib.h>
+
 #include <map>
 #include <string>
 #include <vector>
@@ -26,7 +28,8 @@ class CashewServer : public org::chromium::Cashew_adaptor,
                      public DBus::ObjectAdaptor {
   public:
     CashewServer(DBus::Connection& connection,  // NOLINT
-                 ServiceManager * const service_manager);
+                 ServiceManager * const service_manager,
+                 GMainLoop * const main_loop);
     virtual ~CashewServer();
 
     // Cashew D-Bus API methods
@@ -53,6 +56,9 @@ class CashewServer : public org::chromium::Cashew_adaptor,
   private:
     ServiceManager * const service_manager_;
 
+    // glib main loop
+    GMainLoop * const main_loop_;
+
     // Emit a DataPlansUpdate D-Bus signal for a service
     void EmitDataPlansUpdateSignal(const Service& service);