Put Filter into namespace net.

net/base/filter.cc

 // Copyright (c) 2011 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/base/filter.h"
 
 #include "base/file_path.h"
 #include "base/string_util.h"
 #include "net/base/gzip_filter.h"
 #include "net/base/io_buffer.h"
@@ skipping 21 matching lines @@
 const char kApplicationXGunzip[]   = "application/x-gunzip";
 const char kApplicationXCompress[] = "application/x-compress";
 const char kApplicationCompress[]  = "application/compress";
 const char kTextHtml[]             = "text/html";
 
 // Buffer size allocated when de-compressing data.
 const int kFilterBufSize = 32 * 1024;
 
 }  // namespace
 
+namespace net {
+
 FilterContext::~FilterContext() {
 }
 
 Filter::~Filter() {}
 
 Filter* Filter::Factory(const std::vector<FilterType>& filter_types,
                         const FilterContext& filter_context) {
   if (filter_types.empty())
     return NULL;
 
@@ skipping 341 matching lines @@
   stream_buffer_size_ = buffer_size;
 }
 
 void Filter::PushDataIntoNextFilter() {
   net::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