Checks to see if the position is valid before OnLocationUpdate call.

blimp/client/core/geolocation/geolocation_feature_unittest.cc

Index: blimp/client/core/geolocation/geolocation_feature_unittest.cc
diff --git a/blimp/client/core/geolocation/geolocation_feature_unittest.cc b/blimp/client/core/geolocation/geolocation_feature_unittest.cc
index c268933b9e0013856b4c935fc2a1064e6ef8dd63..b84ae18ef4f0ad52c11038f84db2d145c88a532a 100644
--- a/blimp/client/core/geolocation/geolocation_feature_unittest.cc
+++ b/blimp/client/core/geolocation/geolocation_feature_unittest.cc
@@ -207,11 +207,14 @@ TEST_F(GeolocationFeatureTest, MessageSendsAfterAcknowledgement) {
       .WillOnce(Invoke(
           this, &GeolocationFeatureTest_MessageSendsAfterAcknowledgement_Test::
                     ReportProcessMessageSuccess));
+
   device::Geoposition position;
   position.latitude = 1.0;
   position.longitude = 1.0;
   position.altitude = 1.0;
   position.accuracy = 1.0;
+  position.timestamp = base::Time::Now();
+
   EXPECT_CALL(*out_processor_,
               MockableProcessMessage(EqualGeoposition(1.0, 1.0, 1.0, 1.0), _));
   callback_.Run(location_provider_, position_);