[Android] Move CommandLine.java to base

content/public/android/java/src/org/chromium/content/common/TraceEvent.java

 // 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.
 
 package org.chromium.content.common;
 
 import android.os.Build;
 import android.os.Looper;
 import android.os.MessageQueue;
 import android.os.SystemClock;
 import android.util.Log;
 import android.util.Printer;
 
+import org.chromium.base.CommandLine;
 import org.chromium.base.ThreadUtils;
+import org.chromium.content.common.ContentSwitches;
 
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 
 // Java mirror of Chrome trace event API.  See
 // base/debug/trace_event.h.  Unlike the native version, Java does not
 // have stack objects, so a TRACE_EVENT() which does both
 // TRACE_EVENT_BEGIN() and TRACE_EVENT_END() in ctor/dtor is not
 // possible.
 // It is OK to use tracing before the native library has loaded, but such traces will
@@ skipping 135 matching lines @@
             }
             mLastIdleStartedAt = now;
             mNumTasksSinceLastIdle = 0;
             return true; // stay installed
         }
     }
 
     // Holder for monitor avoids unnecessary construction on non-debug runs
     private final static class LooperMonitorHolder {
         private final static BasicLooperMonitor sInstance =
-                CommandLine.getInstance().hasSwitch(CommandLine.ENABLE_IDLE_TRACING) ?
+                CommandLine.getInstance().hasSwitch(ContentSwitches.ENABLE_IDLE_TRACING) ?
                         new IdleTracingLooperMonitor() : new BasicLooperMonitor();
     }
 
     private static long sTraceTagView;
     private static Method sSystemPropertiesGetLongMethod;
     private static final String PROPERTY_TRACE_TAG_ENABLEFLAGS = "debug.atrace.tags.enableflags";
 
     static {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
             try {
@@ skipping 226 matching lines @@
 
     private static native boolean nativeTraceEnabled();
     private static native void nativeStartATrace();
     private static native void nativeStopATrace();
     private static native void nativeInstant(String name, String arg);
     private static native void nativeBegin(String name, String arg);
     private static native void nativeEnd(String name, String arg);
     private static native void nativeStartAsync(String name, long id, String arg);
     private static native void nativeFinishAsync(String name, long id, String arg);
 }