diff --git a/dom/telephony/ipc/PTelephonyRequest.ipdl b/dom/telephony/ipc/PTelephonyRequest.ipdl
index d1ded479d2a2..579dfd213337 100644
--- a/dom/telephony/ipc/PTelephonyRequest.ipdl
+++ b/dom/telephony/ipc/PTelephonyRequest.ipdl
@@ -16,15 +16,23 @@ struct EnumerateCallsResponse
   // empty.
 };
 
-struct DialResponse
+struct DialResponseError
 {
-  // empty.
+  nsString name;
+};
+
+struct DialResponseCallSuccess
+{
+  uint32_t callIndex;
+  nsString number;
 };
 
 union IPCTelephonyResponse
 {
   EnumerateCallsResponse;
-  DialResponse;
+  // dial
+  DialResponseError;
+  DialResponseCallSuccess;
 };
 
 protocol PTelephonyRequest
@@ -34,10 +42,6 @@ protocol PTelephonyRequest
 child:
   NotifyEnumerateCallState(uint32_t aClientId, IPCCallStateData aData);
 
-  NotifyDialError(nsString aError);
-
-  NotifyDialCallSuccess(uint32_t aCallIndex, nsString aNumber);
-
   /**
    * Sent when the asynchronous request has completed.
    */
diff --git a/dom/telephony/ipc/TelephonyChild.cpp b/dom/telephony/ipc/TelephonyChild.cpp
index 9a28d0fea9e8..344dbca247e1 100644
--- a/dom/telephony/ipc/TelephonyChild.cpp
+++ b/dom/telephony/ipc/TelephonyChild.cpp
@@ -4,6 +4,7 @@
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "TelephonyChild.h"
+
 #include "TelephonyIPCService.h"
 
 USING_TELEPHONY_NAMESPACE
@@ -145,9 +146,10 @@ TelephonyRequestChild::Recv__delete__(const IPCTelephonyResponse& aResponse)
     case IPCTelephonyResponse::TEnumerateCallsResponse:
       mListener->EnumerateCallStateComplete();
       break;
-    case IPCTelephonyResponse::TDialResponse:
-      // Do nothing.
-      break;
+    case IPCTelephonyResponse::TDialResponseError:
+      return DoResponse(aResponse.get_DialResponseError());
+    case IPCTelephonyResponse::TDialResponseCallSuccess:
+      return DoResponse(aResponse.get_DialResponseCallSuccess());
     default:
       MOZ_CRASH("Unknown type!");
   }
@@ -177,20 +179,17 @@ TelephonyRequestChild::RecvNotifyEnumerateCallState(const uint32_t& aClientId,
 }
 
 bool
-TelephonyRequestChild::RecvNotifyDialError(const nsString& aError)
+TelephonyRequestChild::DoResponse(const DialResponseError& aResponse)
 {
   MOZ_ASSERT(mCallback);
-
-  mCallback->NotifyDialError(aError);
+  mCallback->NotifyDialError(aResponse.name());
   return true;
 }
 
 bool
-TelephonyRequestChild::RecvNotifyDialCallSuccess(const uint32_t& aCallIndex,
-                                             const nsString& aNumber)
+TelephonyRequestChild::DoResponse(const DialResponseCallSuccess& aResponse)
 {
   MOZ_ASSERT(mCallback);
-
-  mCallback->NotifyDialCallSuccess(aCallIndex, aNumber);
+  mCallback->NotifyDialCallSuccess(aResponse.callIndex(), aResponse.number());
   return true;
 }
diff --git a/dom/telephony/ipc/TelephonyChild.h b/dom/telephony/ipc/TelephonyChild.h
index ecb8d3f4833f..3f07bf8183db 100644
--- a/dom/telephony/ipc/TelephonyChild.h
+++ b/dom/telephony/ipc/TelephonyChild.h
@@ -79,14 +79,13 @@ protected:
   RecvNotifyEnumerateCallState(const uint32_t& aClientId,
                                const IPCCallStateData& aData) MOZ_OVERRIDE;
 
-  virtual bool
-  RecvNotifyDialError(const nsString& aError) MOZ_OVERRIDE;
-
-  virtual bool
-  RecvNotifyDialCallSuccess(const uint32_t& aCallIndex,
-                            const nsString& aNumber) MOZ_OVERRIDE;
-
 private:
+  bool
+  DoResponse(const DialResponseError& aResponse);
+
+  bool
+  DoResponse(const DialResponseCallSuccess& aResponse);
+
   nsCOMPtr<nsITelephonyListener> mListener;
   nsCOMPtr<nsITelephonyCallback> mCallback;
 };
diff --git a/dom/telephony/ipc/TelephonyParent.cpp b/dom/telephony/ipc/TelephonyParent.cpp
index 6a936ed6e509..75c5879a4d97 100644
--- a/dom/telephony/ipc/TelephonyParent.cpp
+++ b/dom/telephony/ipc/TelephonyParent.cpp
@@ -434,6 +434,14 @@ TelephonyRequestParent::DoRequest(const DialRequest& aRequest)
   return true;
 }
 
+nsresult
+TelephonyRequestParent::SendResponse(const IPCTelephonyResponse& aResponse)
+{
+  NS_ENSURE_TRUE(!mActorDestroyed, NS_ERROR_FAILURE);
+
+  return Send__delete__(this, aResponse) ? NS_OK : NS_ERROR_FAILURE;
+}
+
 // nsITelephonyListener
 
 NS_IMETHODIMP
@@ -529,18 +537,12 @@ TelephonyRequestParent::SupplementaryServiceNotification(uint32_t aClientId,
 NS_IMETHODIMP
 TelephonyRequestParent::NotifyDialError(const nsAString& aError)
 {
-  NS_ENSURE_TRUE(!mActorDestroyed, NS_ERROR_FAILURE);
-
-  return (SendNotifyDialError(nsString(aError)) &&
-          Send__delete__(this, DialResponse())) ? NS_OK : NS_ERROR_FAILURE;
+  return SendResponse(DialResponseError(nsAutoString(aError)));
 }
 
 NS_IMETHODIMP
 TelephonyRequestParent::NotifyDialCallSuccess(uint32_t aCallIndex,
                                               const nsAString& aNumber)
 {
-  NS_ENSURE_TRUE(!mActorDestroyed, NS_ERROR_FAILURE);
-
-  return (SendNotifyDialCallSuccess(aCallIndex, nsString(aNumber)) &&
-          Send__delete__(this, DialResponse())) ? NS_OK : NS_ERROR_FAILURE;
+  return SendResponse(DialResponseCallSuccess(aCallIndex, nsAutoString(aNumber)));
 }
diff --git a/dom/telephony/ipc/TelephonyParent.h b/dom/telephony/ipc/TelephonyParent.h
index c23e7f8b2f2a..5989a6b45796 100644
--- a/dom/telephony/ipc/TelephonyParent.h
+++ b/dom/telephony/ipc/TelephonyParent.h
@@ -114,6 +114,9 @@ protected:
   virtual void
   ActorDestroy(ActorDestroyReason why);
 
+  nsresult
+  SendResponse(const IPCTelephonyResponse& aResponse);
+
 private:
   bool mActorDestroyed;