Pull latest googleurl to get it to stop unescaping at signs in paths....

net/base/escape.cc

 // Copyright (c) 2009 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 "net/base/escape.h"
 
 #include "base/i18n/icu_string_conversions.h"
 #include "base/logging.h"
@@ skipping 81 matching lines @@
 // query and that could change the server's parsing of the query.
 const char kUrlUnescape[128] = {
 //   NULL, control chars...
      0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
      0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 //  ' ' !  "  #  $  %  &  '  (  )  *  +  ,  -  .  /
      0, 1, 1, 0, 1, 0, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1,
 //   0  1  2  3  4  5  6  7  8  9  :  ;  <  =  >  ?
      1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0,
 //   @  A  B  C  D  E  F  G  H  I  J  K  L  M  N  O
-     1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+     0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
 //   P  Q  R  S  T  U  V  W  X  Y  Z  [  \  ]  ^  _
      1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
 //   `  a  b  c  d  e  f  g  h  i  j  k  l  m  n  o
      1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
 //   p  q  r  s  t  u  v  w  x  y  z  {  |  }  ~  <NBSP>
      1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0
 };
 
 template<typename STR>
 STR UnescapeURLImpl(const STR& escaped_text,
@@ skipping 254 matching lines @@
         if (text.find(ampersand_chars[i], index) == index) {
           text.replace(iter, iter + ampersand_chars[i].length(),
                        1, kEscapeToChars[i].replacement);
           break;
         }
       }
     }
   }
   return text;
 }