[throttling] Eagerly update network conditions on request to show indicators early

Bug: 40434685
Change-Id: I9bfb22744f4eb7920190f72ba422264adee51ba9
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/7157021
Auto-Submit: Philip Pfaffe <[email protected]>
Reviewed-by: Eric Leese <[email protected]>
Commit-Queue: Eric Leese <[email protected]>

Author: pfaffe

front_end/core/sdk/NetworkManager.ts

@@ -1035,6 +1035,12 @@ export class NetworkDispatcher implements ProtocolProxyApi.NetworkDispatcher {
       appliedNetworkConditionsId,
     };
     this.getExtraInfoBuilder(requestId).addRequestExtraInfo(extraRequestInfo);
+
+    const networkRequest = this.#requestsById.get(requestId);
+    if (appliedNetworkConditionsId && networkRequest) {
+      networkRequest.setAppliedNetworkConditions(appliedNetworkConditionsId);
+      this.updateNetworkRequest(networkRequest);
+    }
   }
 
   responseReceivedEarlyHints({

front_end/core/sdk/NetworkRequest.ts

@@ -1629,6 +1629,10 @@ export class NetworkRequest extends Common.ObjectWrapper.ObjectWrapper<EventType
     );
   }
 
+  setAppliedNetworkConditions(appliedNetworkConditionsId: string): void {
+    this.#appliedNetworkConditionsId = appliedNetworkConditionsId;
+  }
+
   hasExtraRequestInfo(): boolean {
     return this.#hasExtraRequestInfo;
   }