Change default timestamp to 64 bits in all webrtc directories.

webrtc/base/gunit.h

 /*
  *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #ifndef WEBRTC_BASE_GUNIT_H_
 #define WEBRTC_BASE_GUNIT_H_
 
 #include "webrtc/base/logging.h"
 #include "webrtc/base/thread.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 // Wait until "ex" is true, or "timeout" expires.
-#define WAIT(ex, timeout)                                                     \
-  for (uint32_t start = rtc::Time(); !(ex) && rtc::Time() < start + timeout;) \
+#define WAIT(ex, timeout)                             \
+  for (int64_t start = rtc::TimeMillis();             \
+       !(ex) && rtc::TimeMillis() < 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_t start = rtc::Time();                   \
-    res = (ex);                                     \
-    while (!res && rtc::Time() < start + timeout) { \
-      rtc::Thread::Current()->ProcessMessages(1);   \
-      res = (ex);                                   \
-    }                                               \
+#define WAIT_(ex, timeout, res)                           \
+  do {                                                    \
+    int64_t start = rtc::TimeMillis();                    \
+    res = (ex);                                           \
+    while (!res && rtc::TimeMillis() < start + timeout) { \
+      rtc::Thread::Current()->ProcessMessages(1);         \
+      res = (ex);                                         \
+    }                                                     \
   } while (0)
 
 // The typical EXPECT_XXXX and ASSERT_XXXXs, but done until true or a timeout.
 #define EXPECT_TRUE_WAIT(ex, timeout) \
   do { \
     bool res; \
     WAIT_(ex, timeout, res); \
     if (!res) EXPECT_TRUE(ex); \
   } while (0)
 
@@ skipping 30 matching lines @@
     } \
     LOG(LS_WARNING) << "Expression " << #ex << " still not true after " << \
         timeout << "ms; waiting an additional " << margin << "ms"; \
     WAIT_(ex, margin, res); \
     if (!res) { \
       EXPECT_TRUE(ex); \
     } \
   } while (0)
 
 #endif  // WEBRTC_BASE_GUNIT_H_