cros: Move call js prefix out of ctor.

chrome/browser/ui/webui/chromeos/login/host_pairing_screen_handler.cc

 // Copyright 2014 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 "chrome/browser/ui/webui/chromeos/login/host_pairing_screen_handler.h"
 
 #include "base/command_line.h"
 #include "base/strings/string_util.h"
 #include "chrome/browser/chromeos/login/oobe_screen.h"
 #include "chrome/grit/generated_resources.h"
 #include "chromeos/chromeos_switches.h"
 #include "components/login/localized_values_builder.h"
 
 namespace chromeos {
 
 namespace {
 
 const char kJsScreenPath[] = "login.HostPairingScreen";
 
 const char kMethodContextChanged[] = "contextChanged";
 
 // Sent from JS when screen is ready to receive context updates.
 // TODO(dzhioev): Move 'contextReady' logic to the base screen handler when
 // all screens migrate to context-based communications.
 const char kCallbackContextReady[] = "contextReady";
 
 }  // namespace
 
-HostPairingScreenHandler::HostPairingScreenHandler()
-    : BaseScreenHandler(kJsScreenPath),
-      delegate_(NULL),
-      show_on_init_(false),
-      js_context_ready_(false) {
+HostPairingScreenHandler::HostPairingScreenHandler() {
+  set_call_js_prefix(kJsScreenPath);
 }
 
 HostPairingScreenHandler::~HostPairingScreenHandler() {
   if (delegate_)
     delegate_->OnActorDestroyed(this);
 }
 
 void HostPairingScreenHandler::HandleContextReady() {
   js_context_ready_ = true;
   OnContextChanged(context_cache_.storage());
@@ skipping 69 matching lines @@
 void HostPairingScreenHandler::OnContextChanged(
     const base::DictionaryValue& diff) {
   if (!js_context_ready_) {
     context_cache_.ApplyChanges(diff, NULL);
     return;
   }
   CallJS(kMethodContextChanged, diff);
 }
 
 }  // namespace chromeos