[M71 merge] assistant: Check status before starting service

This cl checks the |allowed_status| before starting assistant service.

TBR=xiaohuic@chromium.org

Bug: b/117371953
Test: manual.
Change-Id: I0b638db9d92abd5f54c5f7f41d5f66c25a719f77
Reviewed-on: https://chromium-review.googlesource.com/c/1278345
Commit-Queue: Tao Wu <wutao@chromium.org>
Reviewed-by: Xiaohui Chen <xiaohuic@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#599075}(cherry picked from commit 2a789a6)
Reviewed-on: https://chromium-review.googlesource.com/c/1284431
Reviewed-by: Tao Wu <wutao@chromium.org>
Cr-Commit-Position: refs/branch-heads/3578@{#61}
Cr-Branched-From: 4226ddf-refs/heads/master@{#599034}

Author: wutao

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

@@ -7,7 +7,9 @@
 #include <utility>
 
 #include "ash/public/interfaces/voice_interaction_controller.mojom.h"
+#include "chrome/browser/chromeos/arc/arc_util.h"
 #include "chrome/browser/chromeos/arc/voice_interaction/voice_interaction_controller_client.h"
+#include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/ash/assistant/assistant_context_util.h"
 #include "chrome/browser/ui/ash/assistant/assistant_image_downloader.h"
 #include "chrome/browser/ui/ash/assistant/assistant_setup.h"
@@ -38,6 +40,12 @@ AssistantClient::~AssistantClient() {
 }
 
 void AssistantClient::MaybeInit(service_manager::Connector* connector) {
+  if (arc::IsAssistantAllowedForProfile(
+          ProfileManager::GetActiveUserProfile()) !=
+      ash::mojom::AssistantAllowedState::ALLOWED) {
+    return;
+  }
+
   if (initialized_)
     return;