Revert "Merge changes from topic "protobuf3.5.2""

This reverts commit 584979bf55601bd23e533d704a75cd0e95af66b9, reversing
changes made to 219bbcdcd5b1dbf19758ff2e75d971b98215896d:
      Remove libprotobuf-java-lite
      Update stubs
      Revert "Wrap liblog dependency in GOOGLE_PROTOBUF_MIN_LOG_LEVEL"
      Update javamicro to compile against v3.5.2
      Update Android.bp to match BUILD
      Rerun configure
      Merge tag 'v3.5.2' into master
      Revert "Remove 2 usage of isspace as they are not stl port compatible"
      Revert "Use GOOGLE_CHECK Macro for validation"
      Revert "Emit macros with proper parentheses."
      Revert "Generate syntactically correct java for imports from classes with no packages."
      Revert "Fix some unused parameter warnings"
      Revert "protobuf: work around a static analyzer bug"
      Revert "Suppress clang-analyzer-core.uninitialized.UndefReturn warning."

Change-Id: Ia04c0b15ebd45e8c7e02edaa6e1f10aeb11ef337
diff --git a/examples/list_people.cc b/examples/list_people.cc
index b309c59..68e5666 100644
--- a/examples/list_people.cc
+++ b/examples/list_people.cc
@@ -1,16 +1,11 @@
 // See README.txt for information and build instructions.
 
-#include <fstream>
-#include <google/protobuf/util/time_util.h>
 #include <iostream>
+#include <fstream>
 #include <string>
-
 #include "addressbook.pb.h"
-
 using namespace std;
 
-using google::protobuf::util::TimeUtil;
-
 // Iterates though all people in the AddressBook and prints info about them.
 void ListPeople(const tutorial::AddressBook& address_book) {
   for (int i = 0; i < address_book.people_size(); i++) {
@@ -35,15 +30,9 @@
         case tutorial::Person::WORK:
           cout << "  Work phone #: ";
           break;
-        default:
-          cout << "  Unknown phone #: ";
-          break;
       }
       cout << phone_number.number() << endl;
     }
-    if (person.has_last_updated()) {
-      cout << "  Updated: " << TimeUtil::ToString(person.last_updated()) << endl;
-    }
   }
 }