Cleanup: Add a const variable for /proc/self/exe.

content/browser/browser_main_loop.cc

 // Copyright (c) 2012 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.
 
 #include "content/browser/browser_main_loop.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/hi_res_timer_manager.h"
@@ skipping 63 matching lines @@
 #if defined(OS_CHROMEOS)
 #include <dbus/dbus-glib.h>
 #endif
 
 #if defined(TOOLKIT_GTK)
 #include "ui/gfx/gtk_util.h"
 #endif
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
 #include <sys/stat.h>
+
+#include "base/process_util.h"
 #include "content/browser/renderer_host/render_sandbox_host_linux.h"
 #include "content/browser/zygote_host/zygote_host_impl_linux.h"
 #endif
 
 #if defined(USE_X11)
 #include <X11/Xlib.h>
 #endif
 
 // One of the linux specific headers defines this as a macro.
 #ifdef DestroyAll
 #undef DestroyAll
 #endif
 
 using content::TraceControllerImpl;
 
 namespace {
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX) && !defined(OS_ANDROID)
 void SetupSandbox(const CommandLine& parsed_command_line) {
   // TODO(evanm): move this into SandboxWrapper; I'm just trying to move this
   // code en masse out of chrome_main for now.
   const char* sandbox_binary = NULL;
   struct stat st;
 
   // In Chromium branded builds, developers can set an environment variable to
   // use the development sandbox. See
   // http://code.google.com/p/chromium/wiki/LinuxSUIDSandboxDevelopment
-  if (stat("/proc/self/exe", &st) == 0 && st.st_uid == getuid())
+  if (stat(base::kProcSelfExe, &st) == 0 && st.st_uid == getuid())
     sandbox_binary = getenv("CHROME_DEVEL_SANDBOX");
 
 #if defined(LINUX_SANDBOX_PATH)
   if (!sandbox_binary)
     sandbox_binary = LINUX_SANDBOX_PATH;
 #endif
 
   std::string sandbox_cmd;
   if (sandbox_binary && !parsed_command_line.HasSwitch(switches::kNoSandbox))
     sandbox_cmd = sandbox_binary;
@@ skipping 600 matching lines @@
   DCHECK_EQ(MessageLoop::TYPE_UI, MessageLoop::current()->type());
   if (parameters_.ui_task)
     MessageLoopForUI::current()->PostTask(FROM_HERE, *parameters_.ui_task);
 
   base::RunLoop run_loop;
   run_loop.Run();
 #endif
 }
 
 }  // namespace content