Revert of Change how the quota system computes the total poolsize for temporary storage

base/time/time.cc

Index: base/time/time.cc
diff --git a/base/time/time.cc b/base/time/time.cc
index 9fb9cdfab735a8086e6a9103b6d638f1205760d0..df3942cc858c5ecc7277a3a5db4e02cc0b946ccb 100644
--- a/base/time/time.cc
+++ b/base/time/time.cc
@@ -21,6 +21,11 @@ namespace base {
 
 // TimeDelta ------------------------------------------------------------------
 
+// static
+TimeDelta TimeDelta::Max() {
+  return TimeDelta(std::numeric_limits<int64_t>::max());
+}
+
 int TimeDelta::InDays() const {
   if (is_max()) {
     // Preserve max to prevent overflow.