Revert of [DevTools] Filter any messages from previous sessions in DevToolsAgentHostImpl

components/html_viewer/devtools_agent_impl.cc

Index: components/html_viewer/devtools_agent_impl.cc
diff --git a/components/html_viewer/devtools_agent_impl.cc b/components/html_viewer/devtools_agent_impl.cc
index a547062a2aa80ab8f893fca8821104c822279d01..bc4c871176b8bf4bcdeeaa30027b06ba5b50ce2e 100644
--- a/components/html_viewer/devtools_agent_impl.cc
+++ b/components/html_viewer/devtools_agent_impl.cc
@@ -21,7 +21,7 @@
 
   if (state) {
     cache_until_client_ready_ = true;
-    frame_->devToolsAgent()->reattach(blink::WebString::fromUTF8(id_), 0,
+    frame_->devToolsAgent()->reattach(blink::WebString::fromUTF8(id_),
                                       blink::WebString::fromUTF8(*state));
   }
 }
@@ -52,17 +52,16 @@
                                        message.state);
     cached_client_messages_.clear();
   } else {
-    frame_->devToolsAgent()->attach(blink::WebString::fromUTF8(id_), 0);
+    frame_->devToolsAgent()->attach(blink::WebString::fromUTF8(id_));
   }
 }
 
 void DevToolsAgentImpl::DispatchProtocolMessage(const mojo::String& message) {
   frame_->devToolsAgent()->dispatchOnInspectorBackend(
-      0, blink::WebString::fromUTF8(message));
+      blink::WebString::fromUTF8(message));
 }
 
-void DevToolsAgentImpl::sendProtocolMessage(int session_id,
-                                            int call_id,
+void DevToolsAgentImpl::sendProtocolMessage(int call_id,
                                             const blink::WebString& response,
                                             const blink::WebString& state) {
   DCHECK(!response.isNull());