Rename spdy_priority_tree*

Rename spdy_priority_tree*.  This CL is solely so that
https://crrev.com/1660283002 can be rebased on it, and thus version history
is not completely lost.

This CL lands part of server change 112594726 by mpw.

BUG=488484

Review URL: https://codereview.chromium.org/1668773003

Cr-Commit-Position: refs/heads/master@{#373607}

net/net.gypi

@@ -1116,6 +1116,7 @@
       'spdy/hpack/hpack_output_stream.h',
       'spdy/hpack/hpack_static_table.cc',
       'spdy/hpack/hpack_static_table.h',
+      'spdy/http2_write_scheduler.h',
       'spdy/priority_write_scheduler.h',
       'spdy/spdy_alt_svc_wire_format.cc',
       'spdy/spdy_alt_svc_wire_format.h',
@@ -1143,7 +1144,6 @@
       'spdy/spdy_pinnable_buffer_piece.h',
       'spdy/spdy_prefixed_buffer_reader.cc',
       'spdy/spdy_prefixed_buffer_reader.h',
-      'spdy/spdy_priority_tree.h',
       'spdy/spdy_protocol.cc',
       'spdy/spdy_protocol.h',
       'spdy/spdy_proxy_client_socket.cc',
@@ -1713,6 +1713,7 @@
       'spdy/hpack/hpack_output_stream_test.cc',
       'spdy/hpack/hpack_round_trip_test.cc',
       'spdy/hpack/hpack_static_table_test.cc',
+      'spdy/http2_write_scheduler_test.cc',
       'spdy/mock_spdy_framer_visitor.cc',
       'spdy/mock_spdy_framer_visitor.h',
       'spdy/priority_write_scheduler_test.cc',
@@ -1728,7 +1729,6 @@
       'spdy/spdy_network_transaction_unittest.cc',
       'spdy/spdy_pinnable_buffer_piece_test.cc',
       'spdy/spdy_prefixed_buffer_reader_test.cc',
-      'spdy/spdy_priority_tree_test.cc',
       'spdy/spdy_protocol_test.cc',
       'spdy/spdy_proxy_client_socket_unittest.cc',
       'spdy/spdy_read_queue_unittest.cc',

net/spdy/spdy_priority_tree.h → net/spdy/http2_write_scheduler.h

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef NET_SPDY_SPDY_PRIORITY_TREE_H_
-#define NET_SPDY_SPDY_PRIORITY_TREE_H_
+#ifndef NET_SPDY_HTTP2_WRITE_SCHEDULER_H_
+#define NET_SPDY_HTTP2_WRITE_SCHEDULER_H_
 
 #include <cmath>
 #include <deque>
@@ -560,4 +560,4 @@ bool SpdyPriorityTree<NodeId>::ValidateInvariantsForTests() const {
 
 }  // namespace net
 
-#endif  // NET_SPDY_SPDY_PRIORITY_TREE_H_
+#endif  // NET_SPDY_HTTP2_WRITE_SCHEDULER_H_

net/spdy/spdy_priority_tree_test.cc → net/spdy/http2_write_scheduler_test.cc

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "net/spdy/spdy_priority_tree.h"
+#include "net/spdy/http2_write_scheduler.h"
 
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"