Remove GetInputStreamBufferSize() method from FilterContext.

net/base/mock_filter_context.h

 // 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.
 
 #ifndef NET_BASE_MOCK_FILTER_CONTEXT_H_
 #define NET_BASE_MOCK_FILTER_CONTEXT_H_
 #pragma once
 
 #include <string>
 
 #include "googleurl/src/gurl.h"
 #include "net/base/filter.h"
 
 namespace net {
 
 class MockFilterContext : public FilterContext {
  public:
-  explicit MockFilterContext(int buffer_size);
+  MockFilterContext();
   virtual ~MockFilterContext();
 
-  void SetBufferSize(int buffer_size) { buffer_size_ = buffer_size; }
   void SetMimeType(const std::string& mime_type) { mime_type_ = mime_type; }
   void SetURL(const GURL& gurl) { gurl_ = gurl; }
   void SetRequestTime(const base::Time time) { request_time_ = time; }
   void SetCached(bool is_cached) { is_cached_content_ = is_cached; }
   void SetDownload(bool is_download) { is_download_ = is_download; }
   void SetResponseCode(int response_code) { response_code_ = response_code; }
   void SetSdchResponse(bool is_sdch_response) {
     is_sdch_response_ = is_sdch_response;
   }
 
@@ skipping 13 matching lines @@
   virtual bool IsDownload() const;
 
   // Was this data flagged as a response to a request with an SDCH dictionary?
   virtual bool IsSdchResponse() const;
 
   // How many bytes were fed to filter(s) so far?
   virtual int64 GetByteReadCount() const;
 
   virtual int GetResponseCode() const;
 
-  // What is the desirable input buffer size for these filters?
-  virtual int GetInputStreamBufferSize() const;
-
   virtual void RecordPacketStats(StatisticSelector statistic) const {}
 
  private:
   int buffer_size_;
   std::string mime_type_;
   GURL gurl_;
   base::Time request_time_;
   bool is_cached_content_;
   bool is_download_;
   bool is_sdch_response_;
   int response_code_;
 
   DISALLOW_COPY_AND_ASSIGN(MockFilterContext);
 };
 
 }  // namespace net
 
 #endif  // NET_BASE_MOCK_FILTER_CONTEXT_H_