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

webkit/quota/quota_temporary_storage_evictor.cc

Index: webkit/quota/quota_temporary_storage_evictor.cc
diff --git a/webkit/quota/quota_temporary_storage_evictor.cc b/webkit/quota/quota_temporary_storage_evictor.cc
index 49229c3cef1349c5e98ce9cad3d38833e1b6bd63..8990331d60f98aa93af09c69d1dec64036884b50 100644
--- a/webkit/quota/quota_temporary_storage_evictor.cc
+++ b/webkit/quota/quota_temporary_storage_evictor.cc
@@ -128,15 +128,15 @@ void QuotaTemporaryStorageEvictor::Start() {
 
   if (histogram_timer_.IsRunning())
     return;
-  histogram_timer_.Start(FROM_HERE, kHistogramReportInterval, this,
+  histogram_timer_.Start(kHistogramReportInterval, this,
                          &QuotaTemporaryStorageEvictor::ReportPerHourHistogram);
 }
 
 void QuotaTemporaryStorageEvictor::StartEvictionTimerWithDelay(int delay_ms) {
   if (eviction_timer_.IsRunning())
     return;
-  eviction_timer_.Start(FROM_HERE, base::TimeDelta::FromMilliseconds(delay_ms),
-                        this, &QuotaTemporaryStorageEvictor::ConsiderEviction);
+  eviction_timer_.Start(base::TimeDelta::FromMilliseconds(delay_ms), this,
+                        &QuotaTemporaryStorageEvictor::ConsiderEviction);
 }
 
 void QuotaTemporaryStorageEvictor::ConsiderEviction() {