Launch browser when --memlog is specified on the command line.

chrome/profiling/BUILD.gn

 # Copyright 2017 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.
 
 import("//chrome/common/features.gni")
 
 if (enable_oop_heap_profiling) {
   static_library("profiling") {
     sources = [
+      "profiling_globals.cc",
+      "profiling_globals.h",
       "profiling_main.cc",
       "profiling_main.h",
     ]
 
     deps = [
       "//base",
       "//chrome/common",
+      "//mojo/edk/system",
     ]
   }
 } else {
   # Dummy target so this can be unconditionally depended on and header checking
   # will work.
   source_set("profiling") {
     sources = [
       "profiling_main.h",
     ]
   }
 }