Revert rev 69137 due to incorrect change log.

chrome/browser/geolocation/mock_location_provider.cc

Index: chrome/browser/geolocation/mock_location_provider.cc
diff --git a/chrome/browser/geolocation/mock_location_provider.cc b/chrome/browser/geolocation/mock_location_provider.cc
index e3575f0f03e391d5727b42312e0bd18cb43a4bda..689ab9c161d5ff571c92098567e418548ea44670 100644
--- a/chrome/browser/geolocation/mock_location_provider.cc
+++ b/chrome/browser/geolocation/mock_location_provider.cc
@@ -78,9 +78,7 @@ class AutoMockLocationProvider : public MockLocationProvider {
       position_.accuracy = 3;
       position_.latitude = 4.3;
       position_.longitude = -7.8;
-      // Webkit compares the timestamp to wall clock time, so we need it to be
-      // contemporary.
-      position_.timestamp = base::Time::Now();
+      position_.timestamp = base::Time::FromDoubleT(4567.8);
     } else {
       position_.error_code = Geoposition::ERROR_CODE_POSITION_UNAVAILABLE;
     }