Revert "Currently, base/timer.cc calls PostTask with FROM_HERE as the Location,

chrome/browser/instant/instant_controller.cc

Index: chrome/browser/instant/instant_controller.cc
diff --git a/chrome/browser/instant/instant_controller.cc b/chrome/browser/instant/instant_controller.cc
index f24cf5e438a4c75711bc54798e981738ce5a6534..deac86678b1db1de0e7bd84605d77cb6b053c01e 100644
--- a/chrome/browser/instant/instant_controller.cc
+++ b/chrome/browser/instant/instant_controller.cc
@@ -520,7 +520,7 @@ void InstantController::InstantStatusChanged(InstantLoader* loader) {
     // Status isn't ok, start a timer that when fires shows the result. This
     // delays showing 403 pages and the like.
     show_timer_.Stop();
-    show_timer_.Start(FROM_HERE,
+    show_timer_.Start(
         base::TimeDelta::FromMilliseconds(kShowDelayMS),
         this, &InstantController::ShowTimerFired);
     UpdateDisplayableLoader();
@@ -669,8 +669,7 @@ void InstantController::ScheduleUpdate(const GURL& url) {
   scheduled_url_ = url;
 
   update_timer_.Stop();
-  update_timer_.Start(FROM_HERE,
-                      base::TimeDelta::FromMilliseconds(kUpdateDelayMS),
+  update_timer_.Start(base::TimeDelta::FromMilliseconds(kUpdateDelayMS),
                       this, &InstantController::ProcessScheduledUpdate);
 }
 
@@ -725,7 +724,7 @@ void InstantController::UpdateLoader(const TemplateURL* template_url,
                          user_text, verbatim, suggested_text)) {
     show_timer_.Stop();
     if (!new_loader->http_status_ok()) {
-      show_timer_.Start(FROM_HERE,
+      show_timer_.Start(
           base::TimeDelta::FromMilliseconds(kShowDelayMS),
           this, &InstantController::ShowTimerFired);
     }