Simplify mojo_shell since it's now only used for Mandoline.

mojo/shell/command_line_util.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 "mojo/shell/command_line_util.h"
-
-#include <functional>
-
-#include "base/command_line.h"
-#include "base/logging.h"
-#include "base/strings/string_split.h"
-#include "base/strings/utf_string_conversions.h"
-#include "mojo/shell/context.h"
-#include "mojo/shell/switches.h"
-
-namespace mojo {
-namespace shell {
-
-namespace {
-GURL GetAppURLAndSetArgs(const std::string& app_url_and_args,
-                         Context* context) {
-  std::vector<std::string> args;
-  GURL app_url = GetAppURLAndArgs(context, app_url_and_args, &args);
-
-  if (args.size() > 1)
-    context->application_manager()->SetArgsForURL(args, app_url);
-  return app_url;
-}
-}  // namespace
-
-bool ParseArgsFor(const std::string& arg, std::string* value) {
-  const std::string kArgsForSwitches[] = {
-      "-" + std::string(switches::kArgsFor) + "=",
-      "--" + std::string(switches::kArgsFor) + "=",
-  };
-  for (size_t i = 0; i < arraysize(kArgsForSwitches); i++) {
-    const std::string& argsfor_switch = kArgsForSwitches[i];
-    if (arg.compare(0, argsfor_switch.size(), argsfor_switch) == 0) {
-      *value = arg.substr(argsfor_switch.size(), std::string::npos);
-      return true;
-    }
-  }
-  return false;
-}
-
-GURL GetAppURLAndArgs(Context* context,
-                      const std::string& app_url_and_args,
-                      std::vector<std::string>* args) {
-  // SplitString() returns empty strings for extra delimeter characters (' ').
-  base::SplitString(app_url_and_args, ' ', args);
-  args->erase(std::remove_if(args->begin(), args->end(),
-                             std::mem_fun_ref(&std::string::empty)),
-              args->end());
-
-  if (args->empty())
-    return GURL();
-  GURL app_url = context->ResolveCommandLineURL((*args)[0]);
-  if (!app_url.is_valid()) {
-    LOG(ERROR) << "Error: invalid URL: " << (*args)[0];
-    return app_url;
-  }
-  if (args->size() == 1)
-    args->clear();
-  return app_url;
-}
-
-void ApplyApplicationArgs(Context* context, const std::string& args) {
-  std::string args_for_value;
-  if (ParseArgsFor(args, &args_for_value))
-    GetAppURLAndSetArgs(args_for_value, context);
-}
-
-void RunCommandLineApps(Context* context) {
-  const auto& command_line = *base::CommandLine::ForCurrentProcess();
-  for (const auto& arg : command_line.GetArgs()) {
-    std::string arg2;
-#if defined(OS_WIN)
-    arg2 = base::UTF16ToUTF8(arg);
-#else
-    arg2 = arg;
-#endif
-    GURL url = GetAppURLAndSetArgs(arg2, context);
-    if (!url.is_valid())
-      return;
-    context->Run(url);
-  }
-}
-
-}  // namespace shell
-}  // namespace mojo