Delete cricket::VideoFrame::ConvertToRgbBuffer.

webrtc/examples/peerconnection/client/linux/main_wnd.cc

Index: webrtc/examples/peerconnection/client/linux/main_wnd.cc
diff --git a/webrtc/examples/peerconnection/client/linux/main_wnd.cc b/webrtc/examples/peerconnection/client/linux/main_wnd.cc
index 95229c9e13febe2efcef6941deeb1e9d05647c9e..eda66178265b72eb8bc23adebcd760b01bdf91d1 100644
--- a/webrtc/examples/peerconnection/client/linux/main_wnd.cc
+++ b/webrtc/examples/peerconnection/client/linux/main_wnd.cc
@@ -14,6 +14,7 @@
 #include <gtk/gtk.h>
 #include <stddef.h>
 
+#include "libyuv/convert_from.h"
 #include "webrtc/examples/peerconnection/client/defaults.h"
 #include "webrtc/base/common.h"
 #include "webrtc/base/logging.h"
@@ -492,23 +493,13 @@ void GtkMainWnd::VideoRenderer::OnFrame(
 
   SetSize(frame.width(), frame.height());
 
-  int size = width_ * height_ * 4;
-  // TODO(henrike): Convert directly to RGBA
-  frame.ConvertToRgbBuffer(cricket::FOURCC_ARGB,
-                           image_.get(),
-                           size,
-                           width_ * 4);
-  // Convert the B,G,R,A frame to R,G,B,A, which is accepted by GTK.
-  // The 'A' is just padding for GTK, so we can use it as temp.
-  uint8_t* pix = image_.get();
-  uint8_t* end = image_.get() + size;
-  while (pix < end) {
-    pix[3] = pix[0];     // Save B to A.
-    pix[0] = pix[2];  // Set Red.
-    pix[2] = pix[3];  // Set Blue.
-    pix[3] = 0xFF;     // Fixed Alpha.
-    pix += 4;
-  }
+  rtc::scoped_refptr<webrtc::VideoFrameBuffer> buffer(
+      frame.video_frame_buffer());
+  libyuv::I420ToRGBA(buffer->DataY(), buffer->StrideY(),
+                     buffer->DataU(), buffer->StrideU(),
+                     buffer->DataV(), buffer->StrideV(),
+                     image_.get(), width_ * 4,
+                     buffer->width(), buffer->height());
 
   gdk_threads_leave();