[Android] Move CommandLine.java to base

content/common/android/command_line.cc

-// Copyright (c) 2012 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 "content/common/android/command_line.h"
-
-#include "base/android/jni_array.h"
-#include "base/android/jni_string.h"
-#include "base/command_line.h"
-#include "base/logging.h"
-#include "jni/CommandLine_jni.h"
-
-using base::android::AppendJavaStringArrayToStringVector;
-using base::android::ConvertJavaStringToUTF8;
-
-namespace {
-
-void AppendJavaStringArrayToCommandLine(JNIEnv* env,
-                                        jobjectArray array,
-                                        bool includes_program) {
-  std::vector<std::string> vec;
-  if (array)
-    AppendJavaStringArrayToStringVector(env, array, &vec);
-  if (!includes_program)
-    vec.insert(vec.begin(), "");
-  CommandLine extra_command_line(vec);
-  CommandLine::ForCurrentProcess()->AppendArguments(extra_command_line,
-                                                    includes_program);
-}
-
-}  // namespace
-
-static void Reset(JNIEnv* env, jclass clazz) {
-  CommandLine::Reset();
-}
-
-static jboolean HasSwitch(JNIEnv* env, jclass clazz, jstring jswitch) {
-  std::string switch_string(ConvertJavaStringToUTF8(env, jswitch));
-  return CommandLine::ForCurrentProcess()->HasSwitch(switch_string);
-}
-
-static jstring GetSwitchValue(JNIEnv* env, jclass clazz, jstring jswitch) {
-  std::string switch_string(ConvertJavaStringToUTF8(env, jswitch));
-  std::string value(CommandLine::ForCurrentProcess()->GetSwitchValueNative(
-      switch_string));
-  if (value.empty())
-    return 0;
-  // OK to release, JNI binding.
-  return base::android::ConvertUTF8ToJavaString(env, value).Release();
-}
-
-static void AppendSwitch(JNIEnv* env, jclass clazz, jstring jswitch) {
-  std::string switch_string(ConvertJavaStringToUTF8(env, jswitch));
-  CommandLine::ForCurrentProcess()->AppendSwitch(switch_string);
-}
-
-static void AppendSwitchWithValue(JNIEnv* env, jclass clazz,
-                                  jstring jswitch, jstring jvalue) {
-  std::string switch_string(ConvertJavaStringToUTF8(env, jswitch));
-  std::string value_string (ConvertJavaStringToUTF8(env, jvalue));
-  CommandLine::ForCurrentProcess()->AppendSwitchASCII(switch_string,
-                                                      value_string);
-}
-
-static void AppendSwitchesAndArguments(JNIEnv* env, jclass clazz,
-                                       jobjectArray array) {
-  AppendJavaStringArrayToCommandLine(env, array, false);
-}
-
-void InitNativeCommandLineFromJavaArray(JNIEnv* env, jobjectArray array) {
-  // TODO(port): Make an overload of Init() that takes StringVector rather than
-  // have to round-trip via AppendArguments.
-  CommandLine::Init(0, NULL);
-  AppendJavaStringArrayToCommandLine(env, array, true);
-}
-
-bool RegisterCommandLine(JNIEnv* env) {
-  return RegisterNativesImpl(env);
-}