Refactor pooling logic into a helper method

net/spdy/spdy_test_utils.h

Index: net/spdy/spdy_test_utils.h
diff --git a/net/spdy/spdy_test_utils.h b/net/spdy/spdy_test_utils.h
index 439311e2c16a95456109d35c9a90490bbc6c41ca..14bc8efbb4cf138d6085f74270b55d3e447dc292 100644
--- a/net/spdy/spdy_test_utils.h
+++ b/net/spdy/spdy_test_utils.h
@@ -5,12 +5,17 @@
 #ifndef NET_SPDY_TEST_UTILS_H_
 #define NET_SPDY_TEST_UTILS_H_
 
+#include <stdint.h>
+
 #include <string>
 
 #include "net/spdy/spdy_protocol.h"
 
 namespace net {
 
+class HashValue;
+class TransportSecurityState;
+
 namespace test {
 
 std::string HexDumpWithMarks(const unsigned char* data, int length,
@@ -33,6 +38,19 @@ void SetFrameLength(SpdyFrame* frame,
 
 std::string a2b_hex(const char* hex_data);
 
+// Returns a SHA1 HashValue in which each byte has the value |label|.
+HashValue GetTestHashValue(uint8_t label);
+
+// Returns SHA1 pinning header for the of the base64 encoding of
+// GetTestHashValue(|label|).
+std::string GetTestPin(uint8_t label);
+
+// Adds a pin for |host| to |state|.
+void AddPin(TransportSecurityState* state,
+            const std::string& host,
+            uint8_t primary_label,
+            uint8_t backup_label);
+
 }  // namespace test
 
 }  // namespace net