Remove now unused Balsa code.

net/tools/quic/test_tools/http_message.cc

-// Copyright 2014 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/tools/quic/test_tools/http_message.h"
-
-#include <vector>
-
-#include "base/logging.h"
-#include "base/strings/string_number_conversions.h"
-
-using base::StringPiece;
-using std::string;
-using std::vector;
-
-namespace net {
-namespace test {
-
-namespace {
-
-// const char kContentEncoding[] = "content-encoding";
-const char kContentLength[] = "content-length";
-const char kTransferCoding[] = "transfer-encoding";
-
-// Both kHTTPVersionString and kMethodString arrays are constructed to match
-// the enum values defined in Version and Method of HTTPMessage.
-const char* const kHTTPVersionString[] = {"", "HTTP/0.9", "HTTP/1.0",
-                                          "HTTP/1.1"};
-
-const char* const kMethodString[] = {
-    "",       "OPTIONS", "GET",     "HEAD",  "POST",   "PUT",
-    "DELETE", "TRACE",   "CONNECT", "MKCOL", "UNLOCK",
-};
-
-// Returns true if the message represents a complete request or response.
-// Messages are considered complete if:
-// - Transfer-Encoding: chunked is present and message has a final chunk.
-// - Content-Length header is present and matches the message body length.
-// - Neither Transfer-Encoding nor Content-Length is present and message
-//   is tagged as complete.
-bool IsCompleteMessage(const HTTPMessage& message) {
-  const BalsaHeaders* headers = message.headers();
-  StringPiece content_length = headers->GetHeader(kContentLength);
-  if (!content_length.empty()) {
-    int parsed_content_length;
-    if (!base::StringToInt(content_length, &parsed_content_length)) {
-      return false;
-    }
-    return (message.body().size() == (uint)parsed_content_length);
-  } else {
-    // Assume messages without transfer coding or content-length are
-    // tagged correctly.
-    return message.has_complete_message();
-  }
-}
-
-}  // namespace
-
-HTTPMessage::Method HTTPMessage::StringToMethod(StringPiece str) {
-  // Skip the first element of the array since it is empty string.
-  for (unsigned long i = 1; i < arraysize(kMethodString); ++i) {
-    if (strncmp(str.data(), kMethodString[i], str.length()) == 0) {
-      return static_cast<HTTPMessage::Method>(i);
-    }
-  }
-  return HttpConstants::UNKNOWN_METHOD;
-}
-
-HTTPMessage::Version HTTPMessage::StringToVersion(StringPiece str) {
-  // Skip the first element of the array since it is empty string.
-  for (unsigned long i = 1; i < arraysize(kHTTPVersionString); ++i) {
-    if (strncmp(str.data(), kHTTPVersionString[i], str.length()) == 0) {
-      return static_cast<HTTPMessage::Version>(i);
-    }
-  }
-  return HttpConstants::HTTP_UNKNOWN;
-}
-
-const char* HTTPMessage::MethodToString(Method method) {
-  CHECK_LT(static_cast<size_t>(method), arraysize(kMethodString));
-  return kMethodString[method];
-}
-
-const char* HTTPMessage::VersionToString(Version version) {
-  CHECK_LT(static_cast<size_t>(version), arraysize(kHTTPVersionString));
-  return kHTTPVersionString[version];
-}
-
-HTTPMessage::HTTPMessage() : is_request_(true) {
-  InitializeFields();
-}
-
-HTTPMessage::HTTPMessage(Version ver, Method request, const string& path)
-    : is_request_(true) {
-  InitializeFields();
-  if (ver != HttpConstants::HTTP_0_9) {
-    headers()->SetRequestVersion(VersionToString(ver));
-  }
-  headers()->SetRequestMethod(MethodToString(request));
-  headers()->SetRequestUri(path);
-}
-
-HTTPMessage::~HTTPMessage() {}
-
-void HTTPMessage::InitializeFields() {
-  has_complete_message_ = true;
-  skip_message_validation_ = false;
-}
-
-void HTTPMessage::AddHeader(const string& header, const string& value) {
-  headers()->AppendHeader(header, value);
-}
-
-void HTTPMessage::RemoveHeader(const string& header) {
-  headers()->RemoveAllOfHeader(header);
-}
-
-void HTTPMessage::ReplaceHeader(const string& header, const string& value) {
-  headers()->ReplaceOrAppendHeader(header, value);
-}
-
-void HTTPMessage::AddBody(const string& body, bool add_content_length) {
-  body_ = body;
-  // Remove any transfer-encoding that was left by a previous body.
-  RemoveHeader(kTransferCoding);
-  if (add_content_length) {
-    ReplaceHeader(kContentLength, base::SizeTToString(body.size()));
-  } else {
-    RemoveHeader(kContentLength);
-  }
-}
-
-void HTTPMessage::ValidateMessage() const {
-  if (skip_message_validation_) {
-    return;
-  }
-
-  vector<StringPiece> transfer_encodings;
-  headers()->GetAllOfHeader(kTransferCoding, &transfer_encodings);
-  CHECK_GE(1ul, transfer_encodings.size());
-  for (vector<StringPiece>::iterator it = transfer_encodings.begin();
-       it != transfer_encodings.end(); ++it) {
-    CHECK(base::EqualsCaseInsensitiveASCII("identity", *it) ||
-          base::EqualsCaseInsensitiveASCII("chunked", *it))
-        << *it;
-  }
-
-  vector<StringPiece> content_lengths;
-  headers()->GetAllOfHeader(kContentLength, &content_lengths);
-  CHECK_GE(1ul, content_lengths.size());
-
-  CHECK_EQ(has_complete_message_, IsCompleteMessage(*this));
-}
-
-}  // namespace test
-}  // namespace net