Use new mojo types for DeferredDestroyPingImpl class

This CL converts PingServicePtr and port depending files to adapt to
new mojo types.

Bug: 955171, 978694
Change-Id: I204668e92136e9b8cf87150e016baa00b15e9fcc
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1897404Reviewed-by: John Rummell <jrummell@chromium.org>
Commit-Queue: Abhijeet Kandalkar <abhijeet@igalia.com>
Cr-Commit-Position: refs/heads/master@{#712939}

media/mojo/services/deferred_destroy_strong_binding_set_unittest.cc

@@ -15,7 +15,6 @@ namespace media {
 namespace {
 
 using PingService = mojo::test::PingService;
-using PingServicePtr = mojo::test::PingServicePtr;
 
 class DeferredDestroyPingImpl : public DeferredDestroy<PingService> {
  public:
@@ -46,10 +45,10 @@ int DeferredDestroyPingImpl::instance_count = 0;
 
 DeferredDestroyPingImpl* AddDeferredDestroyBinding(
     DeferredDestroyStrongBindingSet<PingService>* bindings,
-    PingServicePtr* ptr) {
+    mojo::PendingRemote<PingService>* ptr) {
   auto impl = std::make_unique<DeferredDestroyPingImpl>();
   DeferredDestroyPingImpl* impl_ptr = impl.get();
-  bindings->AddBinding(std::move(impl), mojo::MakeRequest(ptr));
+  bindings->AddBinding(std::move(impl), ptr->InitWithNewPipeAndPassReceiver());
   return impl_ptr;
 }
 
@@ -63,7 +62,7 @@ class DeferredDestroyStrongBindingSetTest : public testing::Test {
 };
 
 TEST_F(DeferredDestroyStrongBindingSetTest, Destructor) {
-  PingServicePtr ping[2];
+  mojo::PendingRemote<PingService> ping[2];
   auto bindings =
       std::make_unique<DeferredDestroyStrongBindingSet<PingService>>();
 
@@ -76,7 +75,7 @@ TEST_F(DeferredDestroyStrongBindingSetTest, Destructor) {
 }
 
 TEST_F(DeferredDestroyStrongBindingSetTest, ConnectionError) {
-  PingServicePtr ping[4];
+  mojo::PendingRemote<PingService> ping[4];
   DeferredDestroyPingImpl* impl[4];
   auto bindings =
       std::make_unique<DeferredDestroyStrongBindingSet<PingService>>();
@@ -112,7 +111,7 @@ TEST_F(DeferredDestroyStrongBindingSetTest, ConnectionError) {
 }
 
 TEST_F(DeferredDestroyStrongBindingSetTest, CloseAllBindings) {
-  PingServicePtr ping[3];
+  mojo::PendingRemote<PingService> ping[3];
   DeferredDestroyPingImpl* impl[3];
   DeferredDestroyStrongBindingSet<PingService> bindings;