Add JSON-specific escaping, which has different rules from JS escaping.

net/base/net_util.cc

 // Copyright (c) 2006-2008 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 <algorithm>
 #include <unicode/ucnv.h>
 #include <unicode/uidna.h>
 #include <unicode/ulocdata.h>
 #include <unicode/uniset.h>
 #include <unicode/uscript.h>
@@ skipping 806 matching lines @@
 }
 
 std::string GetDirectoryListingHeader(const std::string& title) {
   static const StringPiece header(NetModule::GetResource(IDR_DIR_HEADER_HTML));
   if (header.empty()) {
     NOTREACHED() << "expected resource not found";
   }
   std::string result(header.data(), header.size());
 
   result.append("<script>start(");
-  string_escape::JavascriptDoubleQuote(title, true, &result);
+  string_escape::JsonDoubleQuote(title, true, &result);
   result.append(");</script>\n");
 
   return result;
 }
 
 std::string GetDirectoryListingEntry(const std::string& name,
                                      bool is_dir,
                                      int64 size,
                                      const Time& modified) {
   std::string result;
   result.append("<script>addRow(");
-  string_escape::JavascriptDoubleQuote(name, true, &result);
+  string_escape::JsonDoubleQuote(name, true, &result);
   result.append(",");
-  string_escape::JavascriptDoubleQuote(
-      EscapePath(name), true, &result);
+  string_escape::JsonDoubleQuote(EscapePath(name), true, &result);
   if (is_dir) {
     result.append(",1,");
   } else {
     result.append(",0,");
   }
 
-  string_escape::JavascriptDoubleQuote(
+  string_escape::JsonDoubleQuote(
       WideToUTF16Hack(FormatBytes(size, GetByteDisplayUnits(size), true)), true,
       &result);
 
   result.append(",");
 
   string16 modified_str;
   // |modified| can be NULL in FTP listings.
   if (!modified.is_null()) {
     modified_str = WideToUTF16Hack(base::TimeFormatShortDateAndTime(modified));
   }
-  string_escape::JavascriptDoubleQuote(modified_str, true, &result);
+  string_escape::JsonDoubleQuote(modified_str, true, &result);
 
   result.append(");</script>\n");
 
   return result;
 }
 
 std::wstring StripWWW(const std::wstring& text) {
   const std::wstring www(L"www.");
   return (text.compare(0, www.length(), www) == 0) ?
       text.substr(www.length()) : text;
@@ skipping 154 matching lines @@
   char buffer[256];
   int result = gethostname(buffer, sizeof(buffer));
   if (result != 0) {
     DLOG(INFO) << "gethostname() failed with " << result;
     buffer[0] = '\0';
   }
   return std::string(buffer);
 }
 
 }  // namespace net