Remove dead codes (#806)

diff --git a/src/Tools/dotnet-dump/Dumper.Linux.cs b/src/Tools/dotnet-dump/Dumper.Linux.cs
deleted file mode 100644 (file)
index beb521f..0000000
--- a/src/Tools/dotnet-dump/Dumper.Linux.cs
+++ /dev/null
@@ -1,68 +0,0 @@
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
-
-using System;
-using System.Linq;
-using System.Diagnostics;
-using System.Threading.Tasks;
-using System.IO;
-
-namespace Microsoft.Diagnostics.Tools.Dump
-{
-    public partial class Dumper
-    {
-        private static class Linux
-        {
-            internal static async Task CollectDumpAsync(Process process, string fileName, DumpTypeOption type)
-            {
-                // We don't work on WSL :(
-                string ostype = await File.ReadAllTextAsync("/proc/sys/kernel/osrelease");
-                if (ostype.Contains("Microsoft"))
-                {
-                    throw new PlatformNotSupportedException("Cannot collect memory dumps from Windows Subsystem for Linux.");
-                }
-
-                // First step is to find the .NET runtime. To do this we look for coreclr.so
-                ProcessModule coreclr = process.Modules.Cast<ProcessModule>().FirstOrDefault(m => string.Equals(m.ModuleName, "libcoreclr.so"));
-                if (coreclr == null)
-                {
-                    throw new NotSupportedException("Unable to locate .NET runtime associated with this process!");
-                }
-
-                // Find createdump next to that file
-                string runtimeDirectory = Path.GetDirectoryName(coreclr.FileName);
-                string createDumpPath = Path.Combine(runtimeDirectory, "createdump");
-                if (!File.Exists(createDumpPath))
-                {
-                    throw new NotSupportedException($"Unable to locate 'createdump' tool in '{runtimeDirectory}'");
-                }
-
-                // Create the dump
-                int exitCode = await CreateDumpAsync(createDumpPath, fileName, process.Id, type);
-                if (exitCode != 0)
-                {
-                    throw new InvalidOperationException($"createdump exited with non-zero exit code: {exitCode}");
-                }
-            }
-
-            private static Task<int> CreateDumpAsync(string exePath, string fileName, int processId, DumpTypeOption type)
-            {
-                string dumpType = type == DumpTypeOption.Mini ? "--normal" : "--withheap";
-                var tcs = new TaskCompletionSource<int>();
-                var createdump = new Process()
-                {
-                    StartInfo = new ProcessStartInfo()
-                    {
-                        FileName = exePath,
-                        Arguments = $"--name {fileName} {dumpType} {processId}",
-                    },
-                    EnableRaisingEvents = true,
-                };
-                createdump.Exited += (s, a) => tcs.TrySetResult(createdump.ExitCode);
-                createdump.Start();
-                return tcs.Task;
-            }
-        }
-    }
-}