Update liftetime management of GpuClient

services/ui/ws/gpu_host.cc

Index: services/ui/ws/gpu_host.cc
diff --git a/services/ui/ws/gpu_host.cc b/services/ui/ws/gpu_host.cc
index bfa771d2719096c64545be4756218e0c0cb422b4..c2c3c40cd8c09bfe3089369f90d0b601dc166720 100644
--- a/services/ui/ws/gpu_host.cc
+++ b/services/ui/ws/gpu_host.cc
@@ -43,16 +43,20 @@ class GpuClient : public mojom::Gpu {
         gpu_info_(gpu_info),
         gpu_memory_buffer_manager_(gpu_memory_buffer_manager),
         gpu_service_(gpu_service) {
+    LOG(ERROR) << "JR GpuClient device_id " << gpu_info->gpu.device_id << "\n";
     DCHECK(gpu_memory_buffer_manager_);
     DCHECK(gpu_service_);
   }
   ~GpuClient() override {
+    LOG(ERROR) << "JR GpuClient death\n";
     gpu_memory_buffer_manager_->DestroyAllGpuMemoryBufferForClient(client_id_);
   }
 
  private:
   void OnGpuChannelEstablished(const EstablishGpuChannelCallback& callback,
                                mojo::ScopedMessagePipeHandle channel_handle) {
+    LOG(ERROR) << "JR OnGpuChannelEstablished device_id "
+               << gpu_info_->gpu.device_id << "\n";
     callback.Run(client_id_, std::move(channel_handle), *gpu_info_);
   }
 
@@ -61,6 +65,7 @@ class GpuClient : public mojom::Gpu {
       const EstablishGpuChannelCallback& callback) override {
     // TODO(sad): crbug.com/617415 figure out how to generate a meaningful
     // tracing id.
+    LOG(ERROR) << "JR GpuClient EstablishGpuChannel\n";
     const uint64_t client_tracing_id = 0;
     constexpr bool is_gpu_host = false;
     gpu_service_->EstablishGpuChannel(
@@ -118,14 +123,19 @@ GpuHost::GpuHost(GpuHostDelegate* delegate)
       gpu_service_.get(), next_client_id_++);
 }
 
-GpuHost::~GpuHost() {}
+GpuHost::~GpuHost() {
+  LOG(ERROR) << "JR GpuHost death\n";
+}
+
+mojom::Gpu* GpuHost::Add(mojom::GpuRequest request) {
+  //  gpu_bindings_.AddBinding(
 
-void GpuHost::Add(mojom::GpuRequest request) {
-  mojo::MakeStrongBinding(
-      base::MakeUnique<GpuClient>(next_client_id_++, &gpu_info_,
-                                  gpu_memory_buffer_manager_.get(),
-                                  gpu_service_.get()),
-      std::move(request));
+  return mojo::MakeStrongBinding(
+             base::MakeUnique<GpuClient>(next_client_id_++, &gpu_info_,
+                                         gpu_memory_buffer_manager_.get(),
+                                         gpu_service_.get()),
+             std::move(request))
+      ->impl();
 }
 
 void GpuHost::OnAcceleratedWidgetAvailable(gfx::AcceleratedWidget widget) {
@@ -153,7 +163,9 @@ void GpuHost::OnBadMessageFromGpu() {
 }
 
 void GpuHost::DidInitialize(const gpu::GPUInfo& gpu_info) {
+  LOG(ERROR) << "JR DidInitialize\n";
   gpu_info_ = gpu_info;
+  //  CHECK(false);
   delegate_->OnGpuServiceInitialized();
 }