src/xwalk/runtime/browser/xwalk_runner_tizen.cc

   1 // Copyright (c) 2013 Intel Corporation. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "xwalk/runtime/browser/xwalk_runner_tizen.h"
   6
   7 #include "base/command_line.h"
   8 #include "content/public/browser/browser_thread.h"
   9 #include "crypto/nss_util.h"
  10 #include "xwalk/application/browser/application_service.h"
  11 #include "xwalk/application/browser/application_system.h"
  12 #include "xwalk/application/common/id_util.h"
  13 #include "xwalk/runtime/browser/sysapps_component.h"
  14 #include "xwalk/runtime/browser/xwalk_component.h"
  15 #include "xwalk/runtime/common/xwalk_runtime_features.h"
  16 #include "xwalk/runtime/common/xwalk_switches.h"
  17
  18 namespace xwalk {
  19
  20 XWalkRunnerTizen::XWalkRunnerTizen() {
  21   CommandLine* cmd_line = CommandLine::ForCurrentProcess();
  22   shared_process_mode_enabled_ =
  23       !(cmd_line->HasSwitch(switches::kXWalkDisableSharedProcessMode));
  24 }
  25
  26 XWalkRunnerTizen::~XWalkRunnerTizen() {}
  27
  28 // static
  29 XWalkRunnerTizen* XWalkRunnerTizen::GetInstance() {
  30   return static_cast<XWalkRunnerTizen*>(XWalkRunner::GetInstance());
  31 }
  32
  33 void XWalkRunnerTizen::PreMainMessageLoopRun() {
  34   XWalkRunner::PreMainMessageLoopRun();
  35
  36   // NSSInitSingleton is a costly operation (up to 100ms on VTC-1010),
  37   // resulting in postponing the parsing and composition steps of the render
  38   // process at cold start. Therefore, move the initialization logic here.
  39   if (shared_process_mode_enabled()) {
  40     content::BrowserThread::PostTask(
  41         content::BrowserThread::IO,
  42         FROM_HERE,
  43         base::Bind(&crypto::EnsureNSSInit));
  44   }
  45 }
  46
  47 }  // namespace xwalk