Remove unused test interface and reference to deleted struct

Change-Id: I42740095792d5a1db12399950e856d927d17143b
Reviewed-on: https://chromium-review.googlesource.com/1178245Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Oksana Zhuravlova <oksamyt@chromium.org>
Cr-Commit-Position: refs/heads/master@{#583822}

services/service_manager/public/mojom/connector.mojom

@@ -58,7 +58,7 @@ struct Identity {
 
 // Implemented by an object in the service manager associated with a specific
 // instance. Tells the service manager the PID for a process launched by the
-// client. See |ClientProcessConnection|.
+// client.
 interface PIDReceiver {
   SetPID(uint32 pid);
 };

services/service_manager/tests/connect/connect_test.mojom

@@ -40,15 +40,6 @@ interface UserIdTest {
       (int32 connection_result, service_manager.mojom.Identity target);
 };
 
-interface ClientProcessTest {
-  // Attempts to launch a bare exe and connect to it using the
-  // ClientProcessConnection param to Connector::Connect(). The callback takes
-  // the result of the connection, and the identity of the app that the caller
-  // can use to connect to this app as well.
-  LaunchAndConnectToProcess() =>
-      (int32 connection_result, service_manager.mojom.Identity target);
-};
-
 struct ConnectionState {
   string connection_remote_name;
   string connection_remote_userid;