Implementation and fixes for Blimp client/engine E2E communication.

blimp/engine/app/blimp_main.cc

 // Copyright 2015 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 "base/at_exit.h"
+#include "base/command_line.h"
+#include "base/files/file_path.h"
+#include "base/logging.h"
+#include "base/path_service.h"
 #include "blimp/engine/app/blimp_content_main_delegate.h"
 #include "content/public/app/content_main.h"
 
+namespace {
+void InitLogging() {
+  logging::LoggingSettings settings;
+  base::FilePath log_filename;
+  PathService::Get(base::DIR_EXE, &log_filename);
+  log_filename = log_filename.AppendASCII("blimp_engine.log");
+  settings.logging_dest = logging::LOG_TO_ALL;
+  settings.log_file = log_filename.value().c_str();
+  settings.delete_old = logging::DELETE_OLD_LOG_FILE;
+  logging::InitLogging(settings);
+  logging::SetLogItems(true,    // Process ID
+                       true,    // Thread ID
+                       true,    // Timestamp
+                       false);  // Tick count
+}
+}  // namespace
+
 int main(int argc, const char** argv) {
+  base::AtExitManager at_exit;

[haibinlu, 2015/12/29 00:51:45]

do we need at_exit?

[Kevin M, 2015/12/30 23:08:48]

Done.

+
+  base::CommandLine::Init(argc, argv);

[haibinlu, 2015/12/29 00:51:45]

initlogging in bool BlimpContentMainDelegate::BasicStartupComplete?

[Kevin M, 2015/12/30 23:08:49]

Done.

+  InitLogging();
+
   blimp::engine::BlimpContentMainDelegate delegate;
   content::ContentMainParams params(&delegate);
   params.argc = argc;
   params.argv = argv;
   return content::ContentMain(params);
 }