Intercept Inspector DOM.setFileInputFiles and grant read permissions to the

content/browser/devtools/render_view_devtools_agent_host.cc

Index: content/browser/devtools/render_view_devtools_agent_host.cc
diff --git a/content/browser/devtools/render_view_devtools_agent_host.cc b/content/browser/devtools/render_view_devtools_agent_host.cc
index 76b69135379022ca243f96d64d160e946ed69d9a..2dc0b741a0f871e0a1c58e9f07dc5d8409dcf959 100644
--- a/content/browser/devtools/render_view_devtools_agent_host.cc
+++ b/content/browser/devtools/render_view_devtools_agent_host.cc
@@ -147,6 +147,11 @@ RenderViewHost* RenderViewDevToolsAgentHost::GetRenderViewHost() {
   return render_view_host_;
 }
 
+void RenderViewDevToolsAgentHost::DispatchOnInspectorBackend(
+    const std::string& message) {
+  DevToolsAgentHostImpl::DispatchOnInspectorBackend(message);
+}
+
 void RenderViewDevToolsAgentHost::SendMessageToAgent(IPC::Message* msg) {
   msg->set_routing_id(render_view_host_->GetRoutingID());
   render_view_host_->Send(msg);