Fix Firefox data import for Mac....

chrome/browser/importer/firefox3_importer.h

Index: chrome/browser/importer/firefox3_importer.h
===================================================================
--- chrome/browser/importer/firefox3_importer.h	(revision 58732)
+++ chrome/browser/importer/firefox3_importer.h	(working copy)
@@ -82,8 +82,11 @@
   FilePath source_path_;
   FilePath app_path_;
 
-  // Stored because we can only access it from the UI thread.
+#if defined(OS_LINUX)
+  // Stored because we can only access it from the UI thread. Not usable
+  // in Mac because no access from out-of-process import.
   std::string locale_;
+#endif
 
   DISALLOW_COPY_AND_ASSIGN(Firefox3Importer);
 };