Move Cronet metrics-related classes into their own files

components/cronet/android/java/src/org/chromium/net/impl/CronetUrlRequest.java

 // 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.
 
 package org.chromium.net.impl;
 
 import android.os.SystemClock;
 import android.support.annotation.Nullable;
 import android.util.Log;
 
 import org.chromium.base.VisibleForTesting;
 import org.chromium.base.annotations.CalledByNative;
 import org.chromium.base.annotations.JNIAdditionalImport;
 import org.chromium.base.annotations.JNINamespace;
 import org.chromium.base.annotations.NativeClassQualifiedName;
-import org.chromium.net.CronetEngine.UrlRequestInfo;
-import org.chromium.net.CronetEngine.UrlRequestMetrics;
 import org.chromium.net.Preconditions;
 import org.chromium.net.QuicException;
+import org.chromium.net.RequestFinishedInfo;
 import org.chromium.net.RequestPriority;
 import org.chromium.net.UploadDataProvider;
 import org.chromium.net.UrlRequest;
 import org.chromium.net.UrlRequestException;
+import org.chromium.net.UrlRequestMetrics;
 import org.chromium.net.UrlResponseInfo;
 
 import java.nio.ByteBuffer;
 import java.util.AbstractMap;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.Executor;
 import java.util.concurrent.RejectedExecutionException;
@@ skipping 655 matching lines @@
     private void onStatus(final UrlRequest.StatusListener listener, final int loadState) {
         Runnable task = new Runnable() {
             @Override
             public void run() {
                 listener.onStatus(UrlRequest.Status.convertLoadState(loadState));
             }
         };
         postTaskToExecutor(task);
     }
 
-    UrlRequestInfo getRequestInfo() {
-        return new UrlRequestInfo(mInitialUrl, mRequestAnnotations,
+    RequestFinishedInfo getRequestInfo() {
+        return new RequestFinishedInfo(mInitialUrl, mRequestAnnotations,
                 (mRequestMetricsAccumulator != null ? mRequestMetricsAccumulator.getRequestMetrics()
                                                     : EMPTY_METRICS),
                 mResponseInfo);
     }
 
     private final class UrlRequestMetricsAccumulator {
         @Nullable
         private Long mRequestStartTime;
         @Nullable
         private Long mTtfbMs;
@@ skipping 46 matching lines @@
     @NativeClassQualifiedName("CronetURLRequestAdapter")
     private native boolean nativeReadData(
             long nativePtr, ByteBuffer byteBuffer, int position, int capacity);
 
     @NativeClassQualifiedName("CronetURLRequestAdapter")
     private native void nativeDestroy(long nativePtr, boolean sendOnCanceled);
 
     @NativeClassQualifiedName("CronetURLRequestAdapter")
     private native void nativeGetStatus(long nativePtr, UrlRequest.StatusListener listener);
 }