Hooks together Geolocation Feature in the Client and Engine.

blimp/client/session/blimp_client_session.cc

Index: blimp/client/session/blimp_client_session.cc
diff --git a/blimp/client/session/blimp_client_session.cc b/blimp/client/session/blimp_client_session.cc
index 04ba1b79083b4118747ced61299ebad3aea6df2f..09486865046df18abba780a3a9bff28ef54fd33e 100644
--- a/blimp/client/session/blimp_client_session.cc
+++ b/blimp/client/session/blimp_client_session.cc
@@ -20,6 +20,7 @@
 #include "blimp/client/core/contents/ime_feature.h"
 #include "blimp/client/core/contents/navigation_feature.h"
 #include "blimp/client/core/contents/tab_control_feature.h"
+#include "blimp/client/core/geolocation/geolocation_feature.h"
 #include "blimp/client/core/render_widget/render_widget_feature.h"
 #include "blimp/client/core/session/client_network_components.h"
 #include "blimp/client/core/session/cross_thread_network_event_observer.h"
@@ -30,6 +31,8 @@
 #include "blimp/net/blob_channel/blob_channel_receiver.h"
 #include "blimp/net/blob_channel/helium_blob_receiver_delegate.h"
 #include "blimp/net/thread_pipe_manager.h"
+#include "device/geolocation/geolocation_delegate.h"
+#include "device/geolocation/location_arbitrator.h"
 #include "url/gurl.h"
 
 namespace blimp {
@@ -37,6 +40,10 @@ namespace client {
 
 BlimpClientSession::BlimpClientSession(const GURL& assigner_endpoint)
     : io_thread_("BlimpIOThread"),
+      geolocation_delegate_(new device::GeolocationDelegate),

[nyquist, 2016/09/01 00:34:30]

Nit: base::MakeUnique here and below too

[CJ, 2016/09/01 00:45:40]

Done.

+      geolocation_feature_(
+          new GeolocationFeature(base::MakeUnique<device::LocationArbitrator>(
+              geolocation_delegate_.get()))),
       tab_control_feature_(new TabControlFeature),
       navigation_feature_(new NavigationFeature),
       ime_feature_(new ImeFeature),
@@ -108,6 +115,9 @@ void BlimpClientSession::RegisterFeatures() {
       io_thread_.task_runner(), net_components_->GetBrowserConnectionHandler());
 
   // Register features' message senders and receivers.
+  geolocation_feature_->set_outgoing_message_processor(
+      thread_pipe_manager_->RegisterFeature(BlimpMessage::kGeolocation,
+                                            geolocation_feature_.get()));
   tab_control_feature_->set_outgoing_message_processor(
       thread_pipe_manager_->RegisterFeature(BlimpMessage::kTabControl,
                                             tab_control_feature_.get()));