Log BufferedResourceLoader events to MediaLog.

webkit/glue/media/buffered_data_source.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 "webkit/glue/media/buffered_data_source.h"
 
 #include "media/base/filter_host.h"
+#include "media/base/media_log.h"
 #include "net/base/net_errors.h"
 #include "webkit/glue/media/web_data_source_factory.h"
 #include "webkit/glue/webkit_glue.h"
 
 using WebKit::WebFrame;
 
 namespace webkit_glue {
 
 // BufferedDataSource has an intermediate buffer, this value governs the initial
 // size of that buffer. It is set to 32KB because this is a typical read size
 // of FFmpeg.
 static const int kInitialReadBufferSize = 32768;
 
 // Number of cache misses we allow for a single Read() before signalling an
 // error.
 static const int kNumCacheMissRetries = 3;
 
 static WebDataSource* NewBufferedDataSource(MessageLoop* render_loop,
-                                            WebKit::WebFrame* frame) {
-  return new BufferedDataSource(render_loop, frame);
+                                            WebKit::WebFrame* frame,
+                                            media::MediaLog* media_log) {
+  return new BufferedDataSource(render_loop, frame, media_log);
 }
 
 // static
 media::DataSourceFactory* BufferedDataSource::CreateFactory(
     MessageLoop* render_loop,
     WebKit::WebFrame* frame,
+    media::MediaLog* media_log,
     WebDataSourceBuildObserverHack* build_observer) {
-  return new WebDataSourceFactory(render_loop, frame, &NewBufferedDataSource,
-                                  build_observer);
+  return new WebDataSourceFactory(render_loop, frame, media_log,
+                                  &NewBufferedDataSource, build_observer);
 }
 
 BufferedDataSource::BufferedDataSource(
     MessageLoop* render_loop,
-    WebFrame* frame)
+    WebFrame* frame,
+    media::MediaLog* media_log)
     : total_bytes_(kPositionNotSpecified),
       buffered_bytes_(0),
       loaded_(false),
       streaming_(false),
       frame_(frame),
       loader_(NULL),
       network_activity_(false),
       initialize_callback_(NULL),
       read_callback_(NULL),
       read_position_(0),
       read_size_(0),
       read_buffer_(NULL),
       intermediate_read_buffer_(new uint8[kInitialReadBufferSize]),
       intermediate_read_buffer_size_(kInitialReadBufferSize),
       render_loop_(render_loop),
       stop_signal_received_(false),
       stopped_on_render_loop_(false),
       media_is_paused_(true),
       media_has_played_(false),
       preload_(media::METADATA),
       using_range_request_(true),
-      cache_miss_retries_left_(kNumCacheMissRetries) {
+      cache_miss_retries_left_(kNumCacheMissRetries),
+      media_log_(media_log) {
 }
 
 BufferedDataSource::~BufferedDataSource() {}
 
 // A factory method to create BufferedResourceLoader using the read parameters.
 // This method can be overrided to inject mock BufferedResourceLoader object
 // for testing purpose.
 BufferedResourceLoader* BufferedDataSource::CreateResourceLoader(
     int64 first_byte_position, int64 last_byte_position) {
   DCHECK(MessageLoop::current() == render_loop_);
 
   return new BufferedResourceLoader(url_,
                                     first_byte_position,
-                                    last_byte_position);
+                                    last_byte_position,
+                                    media_log_);
 }
 
 void BufferedDataSource::set_host(media::FilterHost* host) {
   DataSource::set_host(host);
 
   if (loader_.get())
     UpdateHostState();
 }
 
 void BufferedDataSource::Initialize(const std::string& url,
@@ skipping 537 matching lines @@
 
   if (streaming_) {
     filter_host->SetStreaming(true);
   } else {
     filter_host->SetTotalBytes(total_bytes_);
     filter_host->SetBufferedBytes(buffered_bytes_);
   }
 }
 
 }  // namespace webkit_glue