Always use milliseconds in the Budget API implementation

chrome/browser/budget_service/budget_service_impl.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/budget_service/budget_service_impl.h"
 
 #include "base/memory/ptr_util.h"
 #include "chrome/browser/budget_service/budget_manager.h"
 #include "chrome/browser/budget_service/budget_manager_factory.h"
 #include "chrome/browser/permissions/permission_manager.h"
@@ skipping 50 matching lines @@
 
   // By request of the Privacy Team, we only communicate the budget buckets with
   // the developer when the notification permission has been granted. This is
   // something the impact of which has to be reconsidered when the feature is
   // ready to ship for real. See https://crbug.com/710809 for context.
   if (permission_manager->GetPermissionStatus(
           content::PermissionType::NOTIFICATIONS, origin.GetURL(), GURL()) !=
       blink::mojom::PermissionStatus::GRANTED) {
     blink::mojom::BudgetStatePtr empty_state(blink::mojom::BudgetState::New());
     empty_state->budget_at = 0;
-    empty_state->time = base::Time::Now().ToDoubleT();
+    empty_state->time =
+        base::Time::Now().ToDoubleT() * base::Time::kMillisecondsPerSecond;
 
     std::vector<blink::mojom::BudgetStatePtr> predictions;
     predictions.push_back(std::move(empty_state));
 
     callback.Run(blink::mojom::BudgetServiceErrorType::NONE,
                  std::move(predictions));
     return;
   }
 
   // Query the BudgetManager for the budget.
   BudgetManagerFactory::GetForProfile(profile)->GetBudget(origin, callback);
 }
 
 void BudgetServiceImpl::Reserve(const url::Origin& origin,
                                 blink::mojom::BudgetOperationType operation,
                                 const ReserveCallback& callback) {
   // The RenderProcessHost should still be alive as long as any connections are
   // alive, and if the BudgetService mojo connection is down, the
   // BudgetServiceImpl should have been destroyed.
   content::RenderProcessHost* host =
       content::RenderProcessHost::FromID(render_process_id_);
   DCHECK(host);
 
   // Request a reservation from the BudgetManager.
   content::BrowserContext* context = host->GetBrowserContext();
   BudgetManagerFactory::GetForProfile(context)->Reserve(origin, operation,
                                                         callback);
 }