MGR: Convert Google Chrome browser time to UNIX time

svn path=/trunk/boinc/; revision=23635

checkin_notes

@@ -3275,3 +3275,9 @@ David  3 Jun 2011
 
     sched/
         sched_version.cpp
+
+Charlie 3 Jun 2011
+    - MGR: Convert Google Chrome browser time (microseconds since 
+        January 1, 1601) to UNIX time (seconds since January 1, 1970)
+    clientgui/
+        browser.cpp

clientgui/browser.cpp

@@ -769,10 +769,18 @@ static int find_site_cookie_chrome(
         &expires
     );
     sscanf( argv[4],
+#ifdef _WIN32
+        "%I64d",
+#else
         "%ld",
+#endif
         &httponly
     );
 
+    // Convert Google Chrome time (microseconds since January 1, 1601) 
+    // to UNIX time (seconds since January 1, 1970)
+    expires = (expires / 1000000) - 11644473600LL;
+
     // is this a real cookie?
     // temporary cookie? these cookies do not trickle back up
     // to the jscript interface, so ignore them.