Cleanup: Remove more dead GTK code.

content/browser/browser_main_loop.cc

Index: content/browser/browser_main_loop.cc
===================================================================
--- content/browser/browser_main_loop.cc	(revision 275947)
+++ content/browser/browser_main_loop.cc	(working copy)
@@ -518,7 +518,6 @@
 }
 
 int BrowserMainLoop::PreCreateThreads() {
-
   if (parts_) {
     TRACE_EVENT0("startup",
         "BrowserMainLoop::CreateThreads:PreCreateThreads");
@@ -679,7 +678,6 @@
     }
 
     TRACE_EVENT_END0("startup", "BrowserMainLoop::CreateThreads:start");
-
   }
   created_threads_ = true;
   return result_code_;
@@ -1053,12 +1051,6 @@
   // (Need to add InitializeToolkit stage to BrowserParts).
   // See also GTK setup in EarlyInitialization, above, and associated comments.
 
-#if defined(TOOLKIT_GTK)
-  // It is important for this to happen before the first run dialog, as it
-  // styles the dialog as well.
-  gfx::InitRCStyles();
-#endif
-
 #if defined(OS_WIN)
   // Init common control sex.
   INITCOMMONCONTROLSEX config;