Convert usage of ARRAY_SIZE to arraysize.

webrtc/base/httpcommon.cc

Index: webrtc/base/httpcommon.cc
diff --git a/webrtc/base/httpcommon.cc b/webrtc/base/httpcommon.cc
index 0c3547e4e71c80bf987317dfea10d93d48e66e28..c90bea51ccaa8510b5925548de5af2cdb4e8ace8 100644
--- a/webrtc/base/httpcommon.cc
+++ b/webrtc/base/httpcommon.cc
@@ -21,6 +21,7 @@
 
 #include <algorithm>
 
+#include "webrtc/base/arraysize.h"
 #include "webrtc/base/base64.h"
 #include "webrtc/base/common.h"
 #include "webrtc/base/cryptstring.h"
@@ -377,7 +378,7 @@ bool HttpDateToSeconds(const std::string& date, time_t* seconds) {
     gmt = non_gmt + ((zone[0] == '+') ? offset : -offset);
   } else {
     size_t zindex;
-    if (!find_string(zindex, zone, kTimeZones, ARRAY_SIZE(kTimeZones))) {
+    if (!find_string(zindex, zone, kTimeZones, arraysize(kTimeZones))) {
       return false;
     }
     gmt = non_gmt + kTimeZoneOffsets[zindex] * 60 * 60;