Remove SPDY/2 code.

net/spdy/spdy_framer.h

 // Copyright (c) 2012 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.
 
 #ifndef NET_SPDY_SPDY_FRAMER_H_
 #define NET_SPDY_SPDY_FRAMER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 46 matching lines @@
 
   // TODO(hkhalil): restrict to enums instead of free-form ints.
   SettingsFlagsAndId(uint8_t flags, uint32_t id);
 
   uint32_t GetWireFormat(SpdyMajorVersion version) const;
 
   uint32_t id() const { return id_; }
   uint8_t flags() const { return flags_; }
 
  private:
-  static void ConvertFlagsAndIdForSpdy2(uint32_t* val);
-
   uint8_t flags_;
   uint32_t id_;
 };
 
 // SettingsMap has unique (flags, value) pair for given SpdySettingsIds ID.
 typedef std::pair<SpdySettingsFlags, uint32_t> SettingsFlagsAndValue;
 typedef std::map<SpdySettingsIds, SettingsFlagsAndValue> SettingsMap;
 
 // SpdyFramerVisitorInterface is a set of callbacks for the SpdyFramer.
 // Implement this interface to receive event callbacks as frames are
@@ skipping 462 matching lines @@
   // For debugging.
   static const char* StateToString(int state);
   static const char* ErrorCodeToString(int error_code);
   static const char* StatusCodeToString(int status_code);
   static const char* FrameTypeToString(SpdyFrameType type);
 
   SpdyMajorVersion protocol_version() const { return protocol_version_; }
 
   bool probable_http_response() const { return probable_http_response_; }
 
-  SpdyPriority GetLowestPriority() const {
-    return protocol_version_ < SPDY3 ? 3 : 7;
-  }
+  SpdyPriority GetLowestPriority() const { return 7; }
 
   SpdyPriority GetHighestPriority() const { return 0; }
 
   // Interpolates SpdyPriority values into SPDY4/HTTP2 priority weights,
   // and vice versa.
   static uint8_t MapPriorityToWeight(SpdyPriority priority);
   static SpdyPriority MapWeightToPriority(uint8_t weight);
 
   // Deliver the given control frame's compressed headers block to the visitor
   // in decompressed form, in chunks. Returns true if the visitor has
@@ skipping 232 matching lines @@
   bool end_stream_when_done_;
 
   // If true, then ProcessInput returns after processing a full frame,
   // rather than reading all available input.
   bool process_single_input_frame_ = false;
 };
 
 }  // namespace net
 
 #endif  // NET_SPDY_SPDY_FRAMER_H_