Make SdchManager per-profile.

net/filter/filter.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/filter/filter.h"
 
 #include "base/files/file_path.h"
 #include "base/strings/string_util.h"
 #include "net/base/filename_util.h"
 #include "net/base/io_buffer.h"
 #include "net/base/mime_util.h"
 #include "net/filter/gzip_filter.h"
 #include "net/filter/sdch_filter.h"
+#include "net/url_request/url_request_context.h"
 #include "url/gurl.h"
 
 namespace {
 
 // Filter types (using canonical lower case only):
 const char kDeflate[]      = "deflate";
 const char kGZip[]         = "gzip";
 const char kXGZip[]        = "x-gzip";
 const char kSdch[]         = "sdch";
 // compress and x-compress are currently not supported.  If we decide to support
@@ skipping 343 matching lines @@
                                  Filter* filter_list) {
   scoped_ptr<Filter> first_filter;  // Soon to be start of chain.
   switch (type_id) {
     case FILTER_TYPE_GZIP_HELPING_SDCH:
     case FILTER_TYPE_DEFLATE:
     case FILTER_TYPE_GZIP:
       first_filter.reset(InitGZipFilter(type_id, buffer_size));
       break;
     case FILTER_TYPE_SDCH:
     case FILTER_TYPE_SDCH_POSSIBLE:
-      if (SdchManager::Global() && SdchManager::sdch_enabled()) {
+      if (filter_context.GetURLRequestContext()->sdch_manager() &&
+          SdchManager::sdch_enabled()) {
         first_filter.reset(
             InitSdchFilter(type_id, filter_context, buffer_size));
       }
       break;
     default:
       break;
   }
 
   if (!first_filter.get())
     return NULL;
@@ skipping 11 matching lines @@
 
 void Filter::PushDataIntoNextFilter() {
   IOBuffer* next_buffer = next_filter_->stream_buffer();
   int next_size = next_filter_->stream_buffer_size();
   last_status_ = ReadFilteredData(next_buffer->data(), &next_size);
   if (FILTER_ERROR != last_status_)
     next_filter_->FlushStreamBuffer(next_size);
 }
 
 }  // namespace net