ChromeOS: Remove unused IBus classes from chromeos/.

chromeos/dbus/ibus/ibus_client.cc

Index: chromeos/dbus/ibus/ibus_client.cc
diff --git a/chromeos/dbus/ibus/ibus_client.cc b/chromeos/dbus/ibus/ibus_client.cc
index 5bcf3e8d779f214ad237a80473e365bcf2c8339e..80112a80d8e591761b40bda69f0ed2e1f2cd1783 100644
--- a/chromeos/dbus/ibus/ibus_client.cc
+++ b/chromeos/dbus/ibus/ibus_client.cc
@@ -19,166 +19,6 @@ namespace chromeos {
 
 namespace {
 
-// The IBusClient implementation.
-class IBusClientImpl : public IBusClient {
- public:
-  explicit IBusClientImpl(dbus::Bus* bus)
-      : proxy_(bus->GetObjectProxy(ibus::kServiceName,
-                                   dbus::ObjectPath(ibus::bus::kServicePath))),
-        weak_ptr_factory_(this) {
-  }
-
-  virtual ~IBusClientImpl() {}
-
-  // IBusClient override.
-  virtual void CreateInputContext(
-      const std::string& client_name,
-      const CreateInputContextCallback& callback,
-      const ErrorCallback& error_callback) OVERRIDE {
-    DCHECK(!callback.is_null());
-    DCHECK(!error_callback.is_null());
-    dbus::MethodCall method_call(ibus::bus::kServiceInterface,
-                                 ibus::bus::kCreateInputContextMethod);
-    dbus::MessageWriter writer(&method_call);
-    writer.AppendString(client_name);
-    proxy_->CallMethodWithErrorCallback(
-        &method_call,
-        dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
-        base::Bind(&IBusClientImpl::OnCreateInputContext,
-                   weak_ptr_factory_.GetWeakPtr(),
-                   callback,
-                   error_callback),
-        base::Bind(&IBusClientImpl::OnDBusMethodCallFail,
-                   weak_ptr_factory_.GetWeakPtr(),
-                   error_callback));
-  }
-
-  // IBusClient override.
-  virtual void RegisterComponent(
-      const IBusComponent& ibus_component,
-      const RegisterComponentCallback& callback,
-      const ErrorCallback& error_callback) OVERRIDE {
-    DCHECK(!callback.is_null());
-    DCHECK(!error_callback.is_null());
-    dbus::MethodCall method_call(ibus::bus::kServiceInterface,
-                                 ibus::bus::kRegisterComponentMethod);
-    dbus::MessageWriter writer(&method_call);
-    AppendIBusComponent(ibus_component, &writer);
-    proxy_->CallMethodWithErrorCallback(
-        &method_call,
-        dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
-        base::Bind(&IBusClientImpl::OnRegisterComponent,
-                   weak_ptr_factory_.GetWeakPtr(),
-                   callback,
-                   error_callback),
-        base::Bind(&IBusClientImpl::OnDBusMethodCallFail,
-                   weak_ptr_factory_.GetWeakPtr(),
-                   error_callback));
-  }
-
-  // IBusClient override.
-  virtual void SetGlobalEngine(const std::string& engine_name,
-                               const ErrorCallback& error_callback) OVERRIDE {
-    DCHECK(!error_callback.is_null());
-    dbus::MethodCall method_call(ibus::bus::kServiceInterface,
-                                 ibus::bus::kSetGlobalEngineMethod);
-    dbus::MessageWriter writer(&method_call);
-    writer.AppendString(engine_name);
-    proxy_->CallMethodWithErrorCallback(
-        &method_call,
-        dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
-        base::Bind(&IBusClientImpl::OnSetGlobalEngine,
-                   weak_ptr_factory_.GetWeakPtr(),
-                   error_callback),
-        base::Bind(&IBusClientImpl::OnDBusMethodCallFail,
-                   weak_ptr_factory_.GetWeakPtr(),
-                   error_callback));
-  }
-
-  // IBusClient override.
-  virtual void Exit(ExitOption option,
-                    const ErrorCallback& error_callback) OVERRIDE {
-    DCHECK(!error_callback.is_null());
-    dbus::MethodCall method_call(ibus::bus::kServiceInterface,
-                                 ibus::bus::kExitMethod);
-    dbus::MessageWriter writer(&method_call);
-    writer.AppendBool(option == RESTART_IBUS_DAEMON);
-    proxy_->CallMethodWithErrorCallback(
-        &method_call,
-        dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
-        base::Bind(&IBusClientImpl::OnExit,
-                   weak_ptr_factory_.GetWeakPtr(),
-                   error_callback),
-        base::Bind(&IBusClientImpl::OnDBusMethodCallFail,
-                   weak_ptr_factory_.GetWeakPtr(),
-                   error_callback));
-  }
-
- private:
-  // Handles responses of CreateInputContext method calls.
-  void OnCreateInputContext(const CreateInputContextCallback& callback,
-                            const ErrorCallback& error_callback,
-                            dbus::Response* response) {
-    if (!response) {
-      LOG(ERROR) << "Cannot get input context: response is NULL.";
-      error_callback.Run();
-      return;
-    }
-    dbus::MessageReader reader(response);
-    dbus::ObjectPath object_path;
-    if (!reader.PopObjectPath(&object_path)) {
-      // The IBus message structure may be changed.
-      LOG(ERROR) << "Invalid response: " << response->ToString();
-      error_callback.Run();
-      return;
-    }
-    callback.Run(object_path);
-  }
-
-  // Handles responses of RegisterComponent method calls.
-  void OnRegisterComponent(const RegisterComponentCallback& callback,
-                           const ErrorCallback& error_callback,
-                           dbus::Response* response) {
-    if (!response) {
-      LOG(ERROR) << "Response is NULL.";
-      error_callback.Run();
-      return;
-    }
-    callback.Run();
-  }
-
-  // Handles responses of RegisterComponent method calls.
-  void OnSetGlobalEngine(const ErrorCallback& error_callback,
-                         dbus::Response* response) {
-    if (!response) {
-      LOG(ERROR) << "Response is NULL.";
-      error_callback.Run();
-      return;
-    }
-  }
-
-  // Handles responses of RegisterComponent method calls.
-  void OnExit(const ErrorCallback& error_callback,
-              dbus::Response* response) {
-    if (!response) {
-      LOG(ERROR) << "Response is NULL.";
-      error_callback.Run();
-      return;
-    }
-  }
-
-  // Handles error response of RegisterComponent method call.
-  void OnDBusMethodCallFail(const ErrorCallback& error_callback,
-                            dbus::ErrorResponse* response) {
-    error_callback.Run();
-  }
-
-  dbus::ObjectProxy* proxy_;
-  base::WeakPtrFactory<IBusClientImpl> weak_ptr_factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(IBusClientImpl);
-};
-
 // An implementation of IBusClient without ibus-daemon interaction.
 // Currently this class is used only on linux desktop.
 // TODO(nona): Use this on ChromeOS device once crbug.com/171351 is fixed.
@@ -245,12 +85,7 @@ IBusClient::IBusClient() {}
 IBusClient::~IBusClient() {}
 
 // static
-IBusClient* IBusClient::Create(DBusClientImplementationType type,
-                               dbus::Bus* bus) {
-  if (type == REAL_DBUS_CLIENT_IMPLEMENTATION) {
-    return new IBusClientImpl(bus);
-  }
-  DCHECK_EQ(STUB_DBUS_CLIENT_IMPLEMENTATION, type);
+IBusClient* IBusClient::Create() {
   return new IBusClientDaemonlessImpl();
 }