MediaStream Image Capture (2): Platform::ImageCaptureFrameGrabber and grabFrame()

content/renderer/renderer_blink_platform_impl.cc

Index: content/renderer/renderer_blink_platform_impl.cc
diff --git a/content/renderer/renderer_blink_platform_impl.cc b/content/renderer/renderer_blink_platform_impl.cc
index 5a15965bca4fc2599ba4df4c77029a070ebcb442..ac93eff747211717a90f164d9d32fcd69ffad88f 100644
--- a/content/renderer/renderer_blink_platform_impl.cc
+++ b/content/renderer/renderer_blink_platform_impl.cc
@@ -64,6 +64,7 @@
 #include "content/renderer/media/audio_decoder.h"
 #include "content/renderer/media/canvas_capture_handler.h"
 #include "content/renderer/media/html_video_element_capturer_source.h"
+#include "content/renderer/media/image_capture_frame_grabber.h"
 #include "content/renderer/media/media_recorder_handler.h"
 #include "content/renderer/media/renderer_webaudiodevice_impl.h"
 #include "content/renderer/media/renderer_webmidiaccessor_impl.h"
@@ -150,6 +151,7 @@ using blink::WebFileSystem;
 using blink::WebGamepad;
 using blink::WebGamepads;
 using blink::WebIDBFactory;
+using blink::WebImageCaptureFrameGrabber;
 using blink::WebMIDIAccessor;
 using blink::WebMediaPlayer;
 using blink::WebMediaRecorderHandler;
@@ -959,6 +961,17 @@ void RendererBlinkPlatformImpl::createHTMLVideoElementCapturer(
 
 //------------------------------------------------------------------------------
 
+WebImageCaptureFrameGrabber*
+RendererBlinkPlatformImpl::createImageCaptureFrameGrabber() {
+#if defined(ENABLE_WEBRTC)
+  return new ImageCaptureFrameGrabber();
+#else
+  return nullptr;
+#endif  // defined(ENABLE_WEBRTC)
+}
+
+//------------------------------------------------------------------------------
+
 blink::WebSpeechSynthesizer* RendererBlinkPlatformImpl::createSpeechSynthesizer(
     blink::WebSpeechSynthesizerClient* client) {
   return GetContentClient()->renderer()->OverrideSpeechSynthesizer(client);