Remove unused class BufferedPeer

R=jochen@chromium.org
BUG=none

Review-Url: https://codereview.chromium.org/2572513004
Cr-Commit-Position: refs/heads/master@{#438788}

chrome/renderer/security_filter_peer.cc

@@ -115,51 +115,6 @@ void ProcessResponseInfo(const content::ResourceResponseInfo& info_in,
   info_out->headers = new_headers;
 }
 
-////////////////////////////////////////////////////////////////////////////////
-// BufferedPeer
-
-BufferedPeer::BufferedPeer(std::unique_ptr<content::RequestPeer> peer,
-                           const std::string& mime_type)
-    : SecurityFilterPeer(std::move(peer)), mime_type_(mime_type) {}
-
-BufferedPeer::~BufferedPeer() {
-}
-
-void BufferedPeer::OnReceivedResponse(
-    const content::ResourceResponseInfo& info) {
-  ProcessResponseInfo(info, &response_info_, mime_type_);
-}
-
-void BufferedPeer::OnReceivedData(std::unique_ptr<ReceivedData> data) {
-  data_.append(data->payload(), data->length());
-}
-
-void BufferedPeer::OnCompletedRequest(int error_code,
-                                      bool was_ignored_by_handler,
-                                      bool stale_copy_in_cache,
-                                      const base::TimeTicks& completion_time,
-                                      int64_t total_transfer_size,
-                                      int64_t encoded_body_size) {
-  // Give sub-classes a chance at altering the data.
-  if (error_code != net::OK || !DataReady()) {
-    // Pretend we failed to load the resource.
-    original_peer_->OnReceivedResponse(response_info_);
-    original_peer_->OnCompletedRequest(net::ERR_ABORTED, false,
-                                       stale_copy_in_cache, completion_time,
-                                       total_transfer_size, encoded_body_size);
-    return;
-  }
-
-  original_peer_->OnReceivedResponse(response_info_);
-  if (!data_.empty()) {
-    original_peer_->OnReceivedData(base::MakeUnique<content::FixedReceivedData>(
-        data_.data(), data_.size()));
-  }
-  original_peer_->OnCompletedRequest(error_code, was_ignored_by_handler,
-                                     stale_copy_in_cache, completion_time,
-                                     total_transfer_size, encoded_body_size);
-}
-
 ////////////////////////////////////////////////////////////////////////////////
 // ReplaceContentPeer
 

chrome/renderer/security_filter_peer.h

@@ -50,40 +50,6 @@ class SecurityFilterPeer : public content::RequestPeer {
   DISALLOW_COPY_AND_ASSIGN(SecurityFilterPeer);
 };
 
-// The BufferedPeer reads all the data of the request into an internal buffer.
-// Subclasses should implement DataReady() to process the data as necessary.
-class BufferedPeer : public SecurityFilterPeer {
- public:
-  BufferedPeer(std::unique_ptr<content::RequestPeer> peer,
-               const std::string& mime_type);
-  ~BufferedPeer() override;
-
-  // content::RequestPeer Implementation.
-  void OnReceivedResponse(const content::ResourceResponseInfo& info) override;
-  void OnReceivedData(std::unique_ptr<ReceivedData> data) override;
-  void OnCompletedRequest(int error_code,
-                          bool was_ignored_by_handler,
-                          bool stale_copy_in_cache,
-                          const base::TimeTicks& completion_time,
-                          int64_t total_transfer_size,
-                          int64_t encoded_body_size) override;
-
- protected:
-  // Invoked when the entire request has been processed before the data is sent
-  // to the original peer, giving an opportunity to subclasses to process the
-  // data in data_.  If this method returns true, the data is fed to the
-  // original peer, if it returns false, an error is sent instead.
-  virtual bool DataReady() = 0;
-
-  content::ResourceResponseInfo response_info_;
-  std::string data_;
-
- private:
-  std::string mime_type_;
-
-  DISALLOW_COPY_AND_ASSIGN(BufferedPeer);
-};
-
 // The ReplaceContentPeer cancels the request and serves the provided data as
 // content instead.
 // TODO(jcampan): For now the resource is still being fetched, but ignored, as