Revert of [DevTools] Move DispatchOnDevToolsFrontend to embedder.

content/browser/devtools/devtools_frontend_host_impl.cc

Index: content/browser/devtools/devtools_frontend_host_impl.cc
diff --git a/content/browser/devtools/devtools_frontend_host_impl.cc b/content/browser/devtools/devtools_frontend_host_impl.cc
index 1b1c5bac918fa439aafcdaef0fd22b39120fdf47..4e708463b97fa1e7f7816f330703c0b1f1684f2c 100644
--- a/content/browser/devtools/devtools_frontend_host_impl.cc
+++ b/content/browser/devtools/devtools_frontend_host_impl.cc
@@ -30,6 +30,16 @@
 DevToolsFrontendHostImpl::~DevToolsFrontendHostImpl() {
 }
 
+void DevToolsFrontendHostImpl::DispatchOnDevToolsFrontend(
+    const std::string& message) {
+  if (!web_contents())
+    return;
+  RenderViewHost* target_host = web_contents()->GetRenderViewHost();
+  target_host->Send(new DevToolsClientMsg_DispatchOnInspectorFrontend(
+      target_host->GetRoutingID(),
+      message));
+}
+
 bool DevToolsFrontendHostImpl::OnMessageReceived(
     const IPC::Message& message) {
   bool handled = true;