Update applist button ring opacity

Bug: b:110418485
Test: build and run locally, see ring status change.
Change-Id: Id0e6d6d2cd85b7774feb19cc4dba665eb5b358cc
Reviewed-on: https://chromium-review.googlesource.com/1162829
Commit-Queue: Xiaohui Chen <xiaohuic@chromium.org>
Reviewed-by: Tao Wu <wutao@chromium.org>
Cr-Commit-Position: refs/heads/master@{#580720}

ash/assistant/assistant_ui_controller.cc

@@ -203,6 +203,10 @@ void AssistantUiController::OnUrlOpened(const GURL& url) {
 
 void AssistantUiController::OnUiVisibilityChanged(bool visible,
                                                   AssistantSource source) {
+  Shell::Get()->voice_interaction_controller()->NotifyStatusChanged(
+      visible ? mojom::VoiceInteractionState::RUNNING
+              : mojom::VoiceInteractionState::STOPPED);
+
   if (visible)
     return;
 

chrome/browser/ui/ash/assistant/assistant_client.cc

@@ -61,9 +61,12 @@ void AssistantClient::MaybeInit(service_manager::Connector* connector) {
 }
 
 void AssistantClient::OnAssistantStatusChanged(bool running) {
+  // |running| means assistent mojom service is running. This maps to
+  // |STOPPED| and |NOT_READY|. |RUNNING| maps to UI is shown and an assistant
+  // session is running.
   arc::VoiceInteractionControllerClient::Get()->NotifyStatusChanged(
-      running ? ash::mojom::VoiceInteractionState::RUNNING
-              : ash::mojom::VoiceInteractionState::STOPPED);
+      running ? ash::mojom::VoiceInteractionState::STOPPED
+              : ash::mojom::VoiceInteractionState::NOT_READY);
 }
 
 void AssistantClient::RequestAssistantStructure(