Propagate connection info to Blimp android UI.

blimp/client/core/blimp_client_context_impl.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "blimp/client/core/blimp_client_context_impl.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 71 matching lines @@
       tab_control_feature_(new TabControlFeature),
       blimp_contents_manager_(
           new BlimpContentsManager(blimp_compositor_dependencies_.get(),
                                    ime_feature_.get(),
                                    navigation_feature_.get(),
                                    render_widget_feature_.get(),
                                    tab_control_feature_.get())),
       weak_factory_(this) {
   net_components_.reset(new ClientNetworkComponents(
       base::MakeUnique<CrossThreadNetworkEventObserver>(
-          weak_factory_.GetWeakPtr(), base::SequencedTaskRunnerHandle::Get())));
+          connection_status_.GetWeakPtr(),
+          base::SequencedTaskRunnerHandle::Get())));
 
   // The |thread_pipe_manager_| must be set up correctly before features are
   // registered.
   thread_pipe_manager_ = base::MakeUnique<ThreadPipeManager>(
       io_thread_task_runner_, net_components_->GetBrowserConnectionHandler());
 
   RegisterFeatures();
   InitializeSettings();
 
   // Initialize must only be posted after the features have been
@@ skipping 33 matching lines @@
         GetAssignerURL(), io_thread_task_runner_, file_thread_task_runner_));
   }
 
   VLOG(1) << "Trying to get assignment.";
   assignment_source_->GetAssignment(
       client_auth_token,
       base::Bind(&BlimpClientContextImpl::ConnectWithAssignment,
                  weak_factory_.GetWeakPtr()));
 }
 
-void BlimpClientContextImpl::OnConnected() {}
-
-void BlimpClientContextImpl::OnDisconnected(int result) {}
-
 GURL BlimpClientContextImpl::GetAssignerURL() {
   return GURL(kDefaultAssignerUrl);
 }
 
 IdentitySource* BlimpClientContextImpl::GetIdentitySource() {
   if (!identity_source_) {
     CreateIdentitySource();
   }
   return identity_source_.get();
 }
 
+ConnectionStatus* BlimpClientContextImpl::GetConnectionStatus() {
+  return &connection_status_;
+}
+
 void BlimpClientContextImpl::ConnectWithAssignment(
     AssignmentRequestResult result,
     const Assignment& assignment) {
   VLOG(1) << "Assignment result: " << result;
 
+  // Cache engine info.
+  connection_status_.OnAssignmentResult(result, assignment);
+
+  // Inform the embedder of the assignment result.
   if (delegate_) {
     delegate_->OnAssignmentConnectionAttempted(result, assignment);
   }
 
   if (result != ASSIGNMENT_REQUEST_RESULT_OK) {
     LOG(ERROR) << "Assignment failed, reason: " << result;
     return;
   }
 
+  // If we get the assignment, connect to engine.
   io_thread_task_runner_->PostTask(
       FROM_HERE,
       base::Bind(&ClientNetworkComponents::ConnectWithAssignment,
                  base::Unretained(net_components_.get()), assignment));
 }
 
 void BlimpClientContextImpl::RegisterFeatures() {
   // Register features' message senders and receivers.
   thread_pipe_manager_->RegisterFeature(BlimpMessage::kBlobChannel,
                                         blob_channel_feature_.get());
@@ skipping 38 matching lines @@
   // Currently we just drop the connection on image decoding error.
   io_thread_task_runner_->PostTask(
       FROM_HERE,
       base::Bind(
           &BrowserConnectionHandler::DropCurrentConnection,
           base::Unretained(net_components_->GetBrowserConnectionHandler())));
 }
 
 }  // namespace client
 }  // namespace blimp