Switch to standard integer types in components/, part 2 of 4.

components/history/core/browser/delete_directive_handler.cc

Index: components/history/core/browser/delete_directive_handler.cc
diff --git a/components/history/core/browser/delete_directive_handler.cc b/components/history/core/browser/delete_directive_handler.cc
index 71d7f03a60e30da322e32792ffee1238bccac997..cfd4f478d8f7a00e44226d1b478a4d35ed4a681f 100644
--- a/components/history/core/browser/delete_directive_handler.cc
+++ b/components/history/core/browser/delete_directive_handler.cc
@@ -4,6 +4,8 @@
 
 #include "components/history/core/browser/delete_directive_handler.h"
 
+#include <stddef.h>
+
 #include "base/json/json_writer.h"
 #include "base/rand_util.h"
 #include "base/time/time.h"
@@ -51,12 +53,12 @@ bool TimeRangeLessThan(const syncer::SyncData& data1,
 }
 
 // Converts a Unix timestamp in microseconds to a base::Time value.
-base::Time UnixUsecToTime(int64 usec) {
+base::Time UnixUsecToTime(int64_t usec) {
   return base::Time::UnixEpoch() + base::TimeDelta::FromMicroseconds(usec);
 }
 
 // Converts a base::Time value to a Unix timestamp in microseconds.
-int64 TimeToUnixUsec(base::Time time) {
+int64_t TimeToUnixUsec(base::Time time) {
   DCHECK(!time.is_null());
   return (time - base::Time::UnixEpoch()).InMicroseconds();
 }
@@ -311,21 +313,21 @@ void DeleteDirectiveHandler::Stop() {
 }
 
 bool DeleteDirectiveHandler::CreateDeleteDirectives(
-    const std::set<int64>& global_ids,
+    const std::set<int64_t>& global_ids,
     base::Time begin_time,
     base::Time end_time) {
   base::Time now = base::Time::Now();
   sync_pb::HistoryDeleteDirectiveSpecifics delete_directive;
 
   // Delete directives require a non-null begin time, so use 1 if it's null.
-  int64 begin_time_usecs =
+  int64_t begin_time_usecs =
       begin_time.is_null() ? 0 : TimeToUnixUsec(begin_time);
 
   // Determine the actual end time -- it should not be null or in the future.
   // TODO(dubroy): Use sane time (crbug.com/146090) here when it's available.
   base::Time end = (end_time.is_null() || end_time > now) ? now : end_time;
   // -1 because end time in delete directives is inclusive.
-  int64 end_time_usecs = TimeToUnixUsec(end) - 1;
+  int64_t end_time_usecs = TimeToUnixUsec(end) - 1;
 
   if (global_ids.empty()) {
     sync_pb::TimeRangeDirective* time_range_directive =
@@ -333,7 +335,7 @@ bool DeleteDirectiveHandler::CreateDeleteDirectives(
     time_range_directive->set_start_time_usec(begin_time_usecs);
     time_range_directive->set_end_time_usec(end_time_usecs);
   } else {
-    for (std::set<int64>::const_iterator it = global_ids.begin();
+    for (std::set<int64_t>::const_iterator it = global_ids.begin();
          it != global_ids.end(); ++it) {
       sync_pb::GlobalIdDirective* global_id_directive =
           delete_directive.mutable_global_id_directive();