Make the default RendererPreferences smarter....

chrome/common/platform_util_linux.cc

Index: chrome/common/platform_util_linux.cc
===================================================================
--- chrome/common/platform_util_linux.cc	(revision 33621)
+++ chrome/common/platform_util_linux.cc	(working copy)
@@ -8,6 +8,7 @@
 
 #include "base/file_util.h"
 #include "base/process_util.h"
+#include "base/singleton.h"
 #include "base/string_util.h"
 #include "chrome/common/gtk_util.h"
 #include "chrome/common/process_watcher.h"
@@ -87,4 +88,14 @@
   gtk_widget_show_all(dialog);
 }
 
+RendererPreferences GetInitedRendererPreferences() {
+  RendererPreferences* prefs = Singleton<RendererPreferences>::get();
+  static bool inited = false;
+  if (!inited) {
+    gtk_util::InitRendererPrefsFromGtkSettings(prefs);
+    inited = true;
+  }
+  return *prefs;
+}
+
 }  // namespace platform_util