Fix WebSpeech API for OOPIF based <webview>

content/browser/web_contents/web_contents_impl.cc

Index: content/browser/web_contents/web_contents_impl.cc
diff --git a/content/browser/web_contents/web_contents_impl.cc b/content/browser/web_contents/web_contents_impl.cc
index 78689f2f694ead9c86e9618ce32b762feadb76b4..45d4a8b197676cf6156b61bab6e403f821063688 100644
--- a/content/browser/web_contents/web_contents_impl.cc
+++ b/content/browser/web_contents/web_contents_impl.cc
@@ -4647,4 +4647,15 @@ void WebContentsImpl::SetForceDisableOverscrollContent(bool force_disable) {
     view_->SetOverscrollControllerEnabled(CanOverscrollContent());
 }
 
+WebContentsImpl* WebContentsImpl::GetOuterWebContents() {
+  if (BrowserPluginGuestMode::UseCrossProcessFramesForGuests()) {
+    if (node_)
+      return node_->outer_web_contents();
+  } else {
+    if (GetBrowserPluginGuest())
+      return GetBrowserPluginGuest()->embedder_web_contents();
+  }
+  return nullptr;
+}
+
 }  // namespace content