Revert "Fix a ton of compiler warnings."

base/time.cc

Index: base/time.cc
diff --git a/base/time.cc b/base/time.cc
index 93b33110c9a046c74b8d2708818c93edf886a1b6..992e256ba285ff959340c4f3bc72502ebb25c3c3 100644
--- a/base/time.cc
+++ b/base/time.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -51,7 +51,7 @@ int64 TimeDelta::InMicroseconds() const {
 Time Time::FromTimeT(time_t tt) {
   if (tt == 0)
     return Time();  // Preserve 0 so we can tell it doesn't exist.
-  return Time((tt * kMicrosecondsPerSecond) + kTimeTToMicrosecondsOffset);
+  return (tt * kMicrosecondsPerSecond) + kTimeTToMicrosecondsOffset;
 }
 
 time_t Time::ToTimeT() const {
@@ -62,9 +62,8 @@ time_t Time::ToTimeT() const {
 
 // static
 Time Time::FromDoubleT(double dt) {
-  return Time(static_cast<int64>((dt *
-      static_cast<double>(kMicrosecondsPerSecond)) +
-      kTimeTToMicrosecondsOffset));
+  return (dt * static_cast<double>(kMicrosecondsPerSecond)) +
+      kTimeTToMicrosecondsOffset;
 }
 
 double Time::ToDoubleT() const {