Move socket stream messages to content, in preparation for moving its dispatc...

content/common/content_constants.h

+// Copyright (c) 2011 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.
+
+// A handful of resource-like constants related to the Content application.
+
+#ifndef CONTENT_COMMON_CHROME_CONSTANTS_H_
+#define CONTENT_COMMON_CHROME_CONSTANTS_H_
+#pragma once
+
+#include <stddef.h>         // For size_t
+
+namespace content {
+
+// The maximum number of characters in the URL that we're willing to accept
+// in the browser process. It is set low enough to avoid damage to the browser
+// but high enough that a web site can abuse location.hash for a little storage.
+// We have different values for "max accepted" and "max displayed" because
+// a data: URI may be legitimately massive, but the full URI would kill all
+// known operating systems if you dropped it into a UI control.
+extern const size_t kMaxURLChars;
+extern const size_t kMaxURLDisplayChars;
+
+}  // namespace content
+
+#endif  // CONTENT_COMMON_CHROME_CONSTANTS_H_