replace COMPILE_ASSERT with static_assert in net/

net/spdy/spdy_http_utils.cc

 // 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.
 
 #include "net/spdy/spdy_http_utils.h"
 
 #include <string>
 
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
@@ skipping 142 matching lines @@
   (*headers)[status_key] = std::string(after_version + 1, status_line.end());
 
   void* iter = NULL;
   std::string raw_name, value;
   while (response_headers.EnumerateHeaderLines(&iter, &raw_name, &value)) {
     std::string name = base::StringToLowerASCII(raw_name);
     AddSpdyHeader(name, value, headers);
   }
 }
 
-
-COMPILE_ASSERT(HIGHEST - LOWEST < 4 &&
-               HIGHEST - MINIMUM_PRIORITY < 5,
-               request_priority_incompatible_with_spdy);
+static_assert(HIGHEST - LOWEST < 4 && HIGHEST - MINIMUM_PRIORITY < 5,
+              "request priority incompatible with spdy");
 
 SpdyPriority ConvertRequestPriorityToSpdyPriority(
     const RequestPriority priority,
     SpdyMajorVersion protocol_version) {
   DCHECK_GE(priority, MINIMUM_PRIORITY);
   DCHECK_LE(priority, MAXIMUM_PRIORITY);
   return static_cast<SpdyPriority>(MAXIMUM_PRIORITY - priority);
 }
 
 NET_EXPORT_PRIVATE RequestPriority ConvertSpdyPriorityToRequestPriority(
@@ skipping 27 matching lines @@
   if (it != headers.end())
     path = it->second;
 
   std::string url = (scheme.empty() || host_port.empty() || path.empty())
                         ? std::string()
                         : scheme + "://" + host_port + path;
   return GURL(url);
 }
 
 }  // namespace net