MediaRecorder: bugfix start() means buffer-forever

third_party/WebKit/Source/modules/mediarecorder/MediaRecorder.cpp

 // Copyright 2015 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 "modules/mediarecorder/MediaRecorder.h"
 
 #include "bindings/core/v8/Dictionary.h"
 #include "core/events/Event.h"
 #include "core/fileapi/Blob.h"
 #include "core/inspector/ConsoleMessage.h"
 #include "modules/EventTargetModules.h"
 #include "modules/mediarecorder/BlobEvent.h"
 #include "platform/ContentType.h"
 #include "platform/blob/BlobData.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebMediaStream.h"
 #include "wtf/PtrUtil.h"
 #include <algorithm>
+#include <limits>
 
 namespace blink {
 
 namespace {
 
 const char* kDefaultMimeType = "video/webm";
 
 // Boundaries of Opus bitrate from https://www.opus-codec.org/.
 const int kSmallestPossibleOpusBitRate = 6000;
 const int kLargestAutoAllocatedOpusBitRate = 128000;
@@ skipping 170 matching lines @@
     return;
   }
   m_stopped = false;
 }
 
 String MediaRecorder::state() const {
   return stateToString(m_state);
 }
 
 void MediaRecorder::start(ExceptionState& exceptionState) {
-  start(0 /* timeSlice */, exceptionState);
+  start(std::numeric_limits<int>::max() /* timeSlice */, exceptionState);
 }
 
 void MediaRecorder::start(int timeSlice, ExceptionState& exceptionState) {
   if (m_state != State::Inactive) {
     exceptionState.throwDOMException(
         InvalidStateError,
         "The MediaRecorder's state is '" + stateToString(m_state) + "'.");
     return;
   }
   m_state = State::Recording;
@@ skipping 172 matching lines @@
 
 DEFINE_TRACE(MediaRecorder) {
   visitor->trace(m_stream);
   visitor->trace(m_dispatchScheduledEventRunner);
   visitor->trace(m_scheduledEvents);
   EventTargetWithInlineData::trace(visitor);
   ActiveDOMObject::trace(visitor);
 }
 
 }  // namespace blink