base: Remove the remaining usage GG_(U)INTn_C macros.

base/time/time_unittest.cc

Index: base/time/time_unittest.cc
diff --git a/base/time/time_unittest.cc b/base/time/time_unittest.cc
index 456782c64525c45c4921e3a6c9ecafb457378566..1ee3269ef6c3fc90ff8caa7fb8a0220bb4e98a2d 100644
--- a/base/time/time_unittest.cc
+++ b/base/time/time_unittest.cc
@@ -4,8 +4,8 @@
 
 #include "base/time/time.h"
 
+#include <stdint.h>
 #include <time.h>
-
 #include <limits>
 #include <string>
 
@@ -832,7 +832,7 @@ TEST(TimeDelta, WindowsEpoch) {
   exploded.millisecond = 0;
   Time t = Time::FromUTCExploded(exploded);
   // Unix 1970 epoch.
-  EXPECT_EQ(GG_INT64_C(11644473600000000), t.ToInternalValue());
+  EXPECT_EQ(INT64_C(11644473600000000), t.ToInternalValue());
 
   // We can't test 1601 epoch, since the system time functions on Linux
   // only compute years starting from 1900.