Bug 1598285 - Stop ongoing search after reload. r=Honza

Differential Revision: https://phabricator.services.mozilla.com/D54180

--HG--
extra : moz-landing-system : lando

devtools/client/netmonitor/src/actions/search.js

@@ -299,4 +299,5 @@ module.exports = {
   setTargetSearchResult,
   toggleCaseSensitiveSearch,
   clearSearchResultAndCancel,
+  stopOngoingSearch,
 };

devtools/client/netmonitor/src/connector/firefox-connector.js

@@ -209,12 +209,17 @@ class FirefoxConnector {
       }
     }
 
-    // Resume is done automatically on page reload/navigation.
     if (this.actions && this.getState) {
       const state = this.getState();
+      // Resume is done automatically on page reload/navigation.
       if (!state.requests.recording) {
         this.actions.toggleRecording();
       }
+
+      // Stop any ongoing search.
+      if (state.search.ongoingSearch) {
+        this.actions.stopOngoingSearch();
+      }
     }
   }