Update from https://crrev.com/308331

cc/blink/web_external_texture_layer_impl.cc

Index: cc/blink/web_external_texture_layer_impl.cc
diff --git a/cc/blink/web_external_texture_layer_impl.cc b/cc/blink/web_external_texture_layer_impl.cc
index 30e0ce6e6c76a0c194f565789a6f823c8570c50d..8d29aa172dd6f24b60fe263d35f0f3cf2f43765f 100644
--- a/cc/blink/web_external_texture_layer_impl.cc
+++ b/cc/blink/web_external_texture_layer_impl.cc
@@ -84,7 +84,7 @@ bool WebExternalTextureLayerImpl::PrepareTextureMailbox(
   gpu::Mailbox name;
   name.SetName(client_mailbox.name);
   if (bitmap) {
-    *mailbox = cc::TextureMailbox(bitmap->shared_memory(), bitmap->size());
+    *mailbox = cc::TextureMailbox(bitmap->shared_bitmap(), bitmap->size());
   } else {
     *mailbox =
         cc::TextureMailbox(name, GL_TEXTURE_2D, client_mailbox.syncPoint);