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

talk/app/webrtc/webrtcsessiondescriptionfactory.cc

Index: talk/app/webrtc/webrtcsessiondescriptionfactory.cc
diff --git a/talk/app/webrtc/webrtcsessiondescriptionfactory.cc b/talk/app/webrtc/webrtcsessiondescriptionfactory.cc
index caa53df4ad88d152c662ea7a7823514f6f14a2e6..9f9c6f01243d1e9c37693ae0b936a7c2dc9b40ea 100644
--- a/talk/app/webrtc/webrtcsessiondescriptionfactory.cc
+++ b/talk/app/webrtc/webrtcsessiondescriptionfactory.cc
@@ -44,7 +44,7 @@ static const char kFailedDueToIdentityFailed[] =
 static const char kFailedDueToSessionShutdown[] =
     " failed because the session was shut down";
 
-static const uint64 kInitSessionVersion = 2;
+static const uint64_t kInitSessionVersion = 2;
 
 static bool CompareStream(const MediaSessionOptions::Stream& stream1,
                           const MediaSessionOptions::Stream& stream2) {
@@ -411,7 +411,7 @@ void WebRtcSessionDescriptionFactory::InternalCreateOffer(
 
   // Just increase the version number by one each time when a new offer
   // is created regardless if it's identical to the previous one or not.
-  // The |session_version_| is a uint64, the wrap around should not happen.
+  // The |session_version_| is a uint64_t, the wrap around should not happen.
   ASSERT(session_version_ + 1 > session_version_);
   JsepSessionDescription* offer(new JsepSessionDescription(
       JsepSessionDescription::kOffer));
@@ -455,7 +455,7 @@ void WebRtcSessionDescriptionFactory::InternalCreateAnswer(
   // In that case, the version number in the "o=" line of the answer is
   // unrelated to the version number in the o line of the offer.
   // Get a new version number by increasing the |session_version_answer_|.
-  // The |session_version_| is a uint64, the wrap around should not happen.
+  // The |session_version_| is a uint64_t, the wrap around should not happen.
   ASSERT(session_version_ + 1 > session_version_);
   JsepSessionDescription* answer(new JsepSessionDescription(
       JsepSessionDescription::kAnswer));