Revert of Delete webrtc::VideoFrame methods buffer and stride.

webrtc/modules/video_coding/codecs/vp8/vp8_impl.cc

Index: webrtc/modules/video_coding/codecs/vp8/vp8_impl.cc
diff --git a/webrtc/modules/video_coding/codecs/vp8/vp8_impl.cc b/webrtc/modules/video_coding/codecs/vp8/vp8_impl.cc
index 15b2f3d10587f38d0cbbf3b98bf21dd2e12b01a3..b236f4e9557393d1ca2c8d20c1faef9992b225dc 100644
--- a/webrtc/modules/video_coding/codecs/vp8/vp8_impl.cc
+++ b/webrtc/modules/video_coding/codecs/vp8/vp8_impl.cc
@@ -752,18 +752,15 @@
   // Image in vpx_image_t format.
   // Input image is const. VP8's raw image is not defined as const.
   raw_images_[0].planes[VPX_PLANE_Y] =
-      const_cast<uint8_t*>(input_image.video_frame_buffer()->DataY());
+      const_cast<uint8_t*>(input_image.buffer(kYPlane));
   raw_images_[0].planes[VPX_PLANE_U] =
-      const_cast<uint8_t*>(input_image.video_frame_buffer()->DataU());
+      const_cast<uint8_t*>(input_image.buffer(kUPlane));
   raw_images_[0].planes[VPX_PLANE_V] =
-      const_cast<uint8_t*>(input_image.video_frame_buffer()->DataV());
-
-  raw_images_[0].stride[VPX_PLANE_Y] =
-      input_image.video_frame_buffer()->StrideY();
-  raw_images_[0].stride[VPX_PLANE_U] =
-      input_image.video_frame_buffer()->StrideU();
-  raw_images_[0].stride[VPX_PLANE_V] =
-      input_image.video_frame_buffer()->StrideV();
+      const_cast<uint8_t*>(input_image.buffer(kVPlane));
+
+  raw_images_[0].stride[VPX_PLANE_Y] = input_image.stride(kYPlane);
+  raw_images_[0].stride[VPX_PLANE_U] = input_image.stride(kUPlane);
+  raw_images_[0].stride[VPX_PLANE_V] = input_image.stride(kVPlane);
 
   for (size_t i = 1; i < encoders_.size(); ++i) {
     // Scale the image down a number of times by downsampling factor
@@ -1360,12 +1357,9 @@
   libyuv::I420Copy(img->planes[VPX_PLANE_Y], img->stride[VPX_PLANE_Y],
                    img->planes[VPX_PLANE_U], img->stride[VPX_PLANE_U],
                    img->planes[VPX_PLANE_V], img->stride[VPX_PLANE_V],
-                   decoded_image.video_frame_buffer()->MutableDataY(),
-                   decoded_image.video_frame_buffer()->StrideY(),
-                   decoded_image.video_frame_buffer()->MutableDataU(),
-                   decoded_image.video_frame_buffer()->StrideU(),
-                   decoded_image.video_frame_buffer()->MutableDataV(),
-                   decoded_image.video_frame_buffer()->StrideV(),
+                   decoded_image.buffer(kYPlane), decoded_image.stride(kYPlane),
+                   decoded_image.buffer(kUPlane), decoded_image.stride(kUPlane),
+                   decoded_image.buffer(kVPlane), decoded_image.stride(kVPlane),
                    img->d_w, img->d_h);
   decoded_image.set_ntp_time_ms(ntp_time_ms);
   int ret = decode_complete_callback_->Decoded(decoded_image);