Update monet.

build/sanitizers/BUILD.gn

 # Copyright (c) 2015 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.
 
-if (is_linux && !is_chromeos) {
+if (is_linux) {
   # TODO(GYP): Figure out which of these work and are needed on other platforms.
   copy("copy_llvm_symbolizer") {
-    if (is_win) {
-      sources = [
-        "//third_party/llvm-build/Release+Asserts/bin/llvm-symbolizer.exe",
-      ]
-      outputs = [
-        "$root_out_dir/llvm-symbolizer.exe",
-      ]
-    } else {
-      sources = [
-        "//third_party/llvm-build/Release+Asserts/bin/llvm-symbolizer",
-      ]
-      outputs = [
-        "$root_out_dir/llvm-symbolizer",
-      ]
-    }
+    sources = [
+      "//third_party/llvm-build/Release+Asserts/bin/llvm-symbolizer",
+    ]
+    outputs = [
+      "$root_out_dir/llvm-symbolizer",
+    ]
   }
 }