Clarify resolution change behaviors of video capture devices

content/renderer/pepper/pepper_video_capture_host.cc

 // Copyright (c) 2012 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 "content/renderer/pepper/pepper_video_capture_host.h"
 
 #include "content/renderer/pepper/host_globals.h"
 #include "content/renderer/pepper/pepper_media_device_manager.h"
 #include "content/renderer/pepper/pepper_platform_video_capture.h"
 #include "content/renderer/pepper/pepper_plugin_instance_impl.h"
@@ skipping 339 matching lines @@
   buffer_count_hint_ = std::min(std::max(buffer_count, 1U), kMaxBuffers);
   // Clamp the frame rate to between 1 and |kMaxFramesPerSecond - 1|.
   int frames_per_second =
       std::min(std::max(device_info.frames_per_second, 1U),
                static_cast<uint32_t>(media::limits::kMaxFramesPerSecond - 1));
 
   video_capture_params_.requested_format = media::VideoCaptureFormat(
       gfx::Size(device_info.width, device_info.height),
       frames_per_second,
       media::PIXEL_FORMAT_I420);
-  video_capture_params_.allow_resolution_change = false;
 }
 
 void PepperVideoCaptureHost::DetachPlatformVideoCapture() {
   if (platform_video_capture_) {
     platform_video_capture_->DetachEventHandler();
     platform_video_capture_.reset();
   }
 }
 
 bool PepperVideoCaptureHost::SetStatus(PP_VideoCaptureStatus_Dev status,
@@ skipping 44 matching lines @@
 }
 
 PepperVideoCaptureHost::BufferInfo::BufferInfo()
     : in_use(false), data(NULL), buffer() {
 }
 
 PepperVideoCaptureHost::BufferInfo::~BufferInfo() {
 }
 
 }  // namespace content