Use suffixed {uint,int}{8,16,32,64}_t types.

webrtc/base/gunit.h

Index: webrtc/base/gunit.h
diff --git a/webrtc/base/gunit.h b/webrtc/base/gunit.h
index 7431fcf308e63b619aeab4204bd7222db5d0f225..c2bc844d5fa229c8a5c67740ce6456d6ae3b8831 100644
--- a/webrtc/base/gunit.h
+++ b/webrtc/base/gunit.h
@@ -20,22 +20,21 @@
 #endif
 
 // Wait until "ex" is true, or "timeout" expires.
-#define WAIT(ex, timeout) \
-  for (uint32 start = rtc::Time(); \
-      !(ex) && rtc::Time() < start + timeout;) \
+#define WAIT(ex, timeout)                                                     \
+  for (uint32_t start = rtc::Time(); !(ex) && rtc::Time() < start + timeout;) \
     rtc::Thread::Current()->ProcessMessages(1);
 
 // This returns the result of the test in res, so that we don't re-evaluate
 // the expression in the XXXX_WAIT macros below, since that causes problems
 // when the expression is only true the first time you check it.
-#define WAIT_(ex, timeout, res) \
-  do { \
-    uint32 start = rtc::Time(); \
-    res = (ex); \
+#define WAIT_(ex, timeout, res)                     \
+  do {                                              \
+    uint32_t start = rtc::Time();                   \
+    res = (ex);                                     \
     while (!res && rtc::Time() < start + timeout) { \
-      rtc::Thread::Current()->ProcessMessages(1); \
-      res = (ex); \
-    } \
+      rtc::Thread::Current()->ProcessMessages(1);   \
+      res = (ex);                                   \
+    }                                               \
   } while (0);
 
 // The typical EXPECT_XXXX and ASSERT_XXXXs, but done until true or a timeout.