arc-bridge: Implement IPC message for app launcher

components/arc/arc_bridge_service_impl.h

Index: components/arc/arc_bridge_service_impl.h
diff --git a/components/arc/arc_bridge_service_impl.h b/components/arc/arc_bridge_service_impl.h
index aa7add0f0b428241eba5673779e12f2d67979ed4..2c113a568d809fe32c9e78979b4bb44d57e183d0 100644
--- a/components/arc/arc_bridge_service_impl.h
+++ b/components/arc/arc_bridge_service_impl.h
@@ -23,6 +23,7 @@ namespace arc {
 class ArcBridgeServiceImpl : public ArcBridgeService,
                              public IPC::Listener {
  public:
+
   ArcBridgeServiceImpl(
       const scoped_refptr<base::SingleThreadTaskRunner>& ipc_task_runner,
       const scoped_refptr<base::SequencedTaskRunner>& file_task_runner);
@@ -38,6 +39,18 @@ class ArcBridgeServiceImpl : public ArcBridgeService,
                            const std::string& device_type,
                            base::ScopedFD fd) override;
 
+  // Requests to refresh an app list.
+  bool RefreshApps() override;
+
+  // Requests to launch an app.
+  bool LaunchApp(const std::string& package,
+                 const std::string& activity) override;
+
+  // Request to load icon of specific scale_factor.
+  bool RequestIcon(const std::string& package,
+                   const std::string& activity,
+                   int scale_factor) override;
+
  private:
   friend class ArcBridgeTest;
   FRIEND_TEST_ALL_PREFIXES(ArcBridgeTest, Basic);
@@ -70,6 +83,15 @@ class ArcBridgeServiceImpl : public ArcBridgeService,
   // Called when the instance has reached a boot phase
   void OnInstanceBootPhase(InstanceBootPhase phase);
 
+  // Called whenever ARC sends information about available apps.
+  void OnAppsRefreshed(const std::vector<arc::AppInfo>& apps);
+
+  // Called whenever ARC sends app icon data for specific scale factor.
+  void OnAppIcon(const std::string& package,
+                 const std::string& activity,
+                 int scale_factor,
+                 const std::vector<uint8_t>& icon_png_data);
+
   // IPC::Listener:
   bool OnMessageReceived(const IPC::Message& message) override;