Revert 142048 - Move thread checking from autofill_country.cc to browser_process_impl.cc

chrome/browser/browser_process_impl.cc

Index: chrome/browser/browser_process_impl.cc
===================================================================
--- chrome/browser/browser_process_impl.cc	(revision 142065)
+++ chrome/browser/browser_process_impl.cc	(working copy)
@@ -531,13 +531,11 @@
 }
 
 const std::string& BrowserProcessImpl::GetApplicationLocale() {
-  DCHECK(CalledOnValidThread());
   DCHECK(!locale_.empty());
   return locale_;
 }
 
 void BrowserProcessImpl::SetApplicationLocale(const std::string& locale) {
-  DCHECK(CalledOnValidThread());
   locale_ = locale;
   extension_l10n_util::SetProcessLocale(locale);
 }