Bug 889823 - ipc fail to compile using Visual Studio 2013 r=bsmedberg

ipc/chromium/src/base/pickle.cc

@@ -12,6 +12,7 @@
 
 #include <limits>
 #include <string>
+#include <algorithm>
 
 //------------------------------------------------------------------------------
 

ipc/chromium/src/base/process_util_win.cc

@@ -19,6 +19,8 @@
 #include "base/scoped_ptr.h"
 #include "base/win_util.h"
 
+#include <algorithm>
+
 namespace {
 
 // System pagesize. This value remains constant on x86/64 architectures.