Revert of Multiprocess test client: Android child process launcher rework.

base/test/android/java/src/org/chromium/base/FileDescriptorInfo.java

Index: base/test/android/java/src/org/chromium/base/FileDescriptorInfo.java
diff --git a/base/test/android/java/src/org/chromium/base/FileDescriptorInfo.java b/base/test/android/java/src/org/chromium/base/FileDescriptorInfo.java
deleted file mode 100644
index c1c3d114db6c117c2cd4f81128a8b48f1026e203..0000000000000000000000000000000000000000
--- a/base/test/android/java/src/org/chromium/base/FileDescriptorInfo.java
+++ /dev/null
@@ -1,58 +0,0 @@
-// Copyright 2016 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.base;
-
-import android.annotation.SuppressLint;
-import android.os.Parcel;
-import android.os.ParcelFileDescriptor;
-import android.os.Parcelable;
-
-/**
- * Parcelable class that contains file descriptor and a key that identifies it.
- * TODO(jcivelli): should be merged with
- * org.chromium.content.common.FileDescriptorInfo
- */
-@SuppressLint("ParcelClassLoader")
-public final class FileDescriptorInfo implements Parcelable {
-    /** An consumer chosen ID that uniquely identifies a file descriptor. */
-    public final int key;
-
-    /** A file descriptor to access the file. */
-    public final ParcelFileDescriptor fd;
-
-    public FileDescriptorInfo(int key, ParcelFileDescriptor fd) {
-        this.key = key;
-        this.fd = fd;
-    }
-
-    FileDescriptorInfo(Parcel in) {
-        key = in.readInt();
-        fd = in.readParcelable(null);
-    }
-
-    @Override
-    public int describeContents() {
-        return CONTENTS_FILE_DESCRIPTOR;
-    }
-
-    @Override
-    public void writeToParcel(Parcel dest, int flags) {
-        dest.writeInt(key);
-        dest.writeParcelable(fd, CONTENTS_FILE_DESCRIPTOR);
-    }
-
-    public static final Parcelable.Creator<FileDescriptorInfo> CREATOR =
-            new Parcelable.Creator<FileDescriptorInfo>() {
-                @Override
-                public FileDescriptorInfo createFromParcel(Parcel in) {
-                    return new FileDescriptorInfo(in);
-                }
-
-                @Override
-                public FileDescriptorInfo[] newArray(int size) {
-                    return new FileDescriptorInfo[size];
-                }
-            };
-}