Generate param traits size methods for IPC files in content/ (and traits it depends on).

url/ipc/url_param_traits.cc

 // Copyright (c) 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "url/ipc/url_param_traits.h"
 
 #include "url/gurl.h"
 
 namespace IPC {
 
+void ParamTraits<GURL>::GetSize(base::PickleSizer* s, const GURL& p) {
+  if (p.possibly_invalid_spec().length() > url::kMaxURLChars || !p.is_valid()) {
+    s->AddString(std::string());
+    return;
+  }
+
+  s->AddString(p.possibly_invalid_spec());

[dcheng, 2016/05/11 17:39:12]

Ditto: maybe this should just be GetParamSize(s, p.possibly_invalid_spec())?

[jam, 2016/05/11 17:57:02]

Done.

+}
+
 void ParamTraits<GURL>::Write(base::Pickle* m, const GURL& p) {
   if (p.possibly_invalid_spec().length() > url::kMaxURLChars) {
     m->WriteString(std::string());
     return;
   }
 
   // Beware of print-parse inconsistency which would change an invalid
   // URL into a valid one. Ideally, the message would contain this flag
   // so that the read side could make the check, but performing it here
   // avoids changing the on-the-wire representation of such a fundamental
@@ skipping 22 matching lines @@
     return false;
   }
   return true;
 }
 
 void ParamTraits<GURL>::Log(const GURL& p, std::string* l) {
   l->append(p.spec());
 }
 
 }  // namespace IPC