Expose a low-end device mode override flags for non-android OSs as well

chrome/browser/prerender/prerender_manager_factory.cc

Index: chrome/browser/prerender/prerender_manager_factory.cc
diff --git a/chrome/browser/prerender/prerender_manager_factory.cc b/chrome/browser/prerender/prerender_manager_factory.cc
index f7dc4d0f8a7ce19a1b83fe98bc7e109e8fb8100f..4f98aaba29dd805d820adf1338ac1bd4ae081ff3 100644
--- a/chrome/browser/prerender/prerender_manager_factory.cc
+++ b/chrome/browser/prerender/prerender_manager_factory.cc
@@ -4,11 +4,9 @@
 
 #include "chrome/browser/prerender/prerender_manager_factory.h"
 
-#if defined(OS_ANDROID)
-#include "base/android/sys_utils.h"
-#endif
 
 #include "base/debug/trace_event.h"
+#include "base/sys_utils.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/extensions/extension_system_factory.h"
 #include "chrome/browser/history/history_service_factory.h"
@@ -63,10 +61,8 @@ BrowserContextKeyedService* PrerenderManagerFactory::BuildServiceInstanceFor(
     content::BrowserContext* browser_context) const {
   Profile* profile = Profile::FromBrowserContext(browser_context);
   CHECK(g_browser_process->prerender_tracker());
-#if defined(OS_ANDROID)
-  if (base::android::SysUtils::IsLowEndDevice())
+  if (base::SysUtils::IsLowEndDevice())
     return NULL;
-#endif
 
   PrerenderManager* prerender_manager = new PrerenderManager(
       profile, g_browser_process->prerender_tracker());