split port_util.h off of net_util.h

net/base/net_util.h

Index: net/base/net_util.h
diff --git a/net/base/net_util.h b/net/base/net_util.h
index f9274224648e2220d90ef2daeb2c3177e361e760..628abe2095f67d89840f1cd3ae8731e7e51f29ec 100644
--- a/net/base/net_util.h
+++ b/net/base/net_util.h
@@ -211,35 +211,6 @@ NET_EXPORT base::string16 StripWWW(const base::string16& text);
 // Runs |url|'s host through StripWWW().  |url| must be valid.
 NET_EXPORT base::string16 StripWWWFromHost(const GURL& url);
 
-// Checks if |port| is in the valid range (0 to 65535, though 0 is technically
-// reserved).  Should be used before casting a port to a uint16_t.
-NET_EXPORT bool IsPortValid(int port);
-
-// Returns true if the port is in the range [0, 1023]. These ports are
-// registered by IANA and typically need root access to listen on.
-bool IsWellKnownPort(int port);
-
-// Checks if the port is allowed for the specified scheme.  Ports set as allowed
-// with SetExplicitlyAllowedPorts() or by using ScopedPortException() will be
-// considered allowed for any scheme.
-NET_EXPORT bool IsPortAllowedForScheme(int port, const std::string& url_scheme);
-
-// Returns the number of explicitly allowed ports; for testing.
-NET_EXPORT_PRIVATE size_t GetCountOfExplicitlyAllowedPorts();
-
-NET_EXPORT void SetExplicitlyAllowedPorts(const std::string& allowed_ports);
-
-class NET_EXPORT ScopedPortException {
- public:
-  explicit ScopedPortException(int port);
-  ~ScopedPortException();
-
- private:
-  int port_;
-
-  DISALLOW_COPY_AND_ASSIGN(ScopedPortException);
-};
-
 // Set socket to non-blocking mode
 NET_EXPORT int SetNonBlocking(int fd);