Migrate two std::remove_if usages to use base::EraseIf instead

BUG=

Review-Url: https://codereview.chromium.org/2742973002
Cr-Commit-Position: refs/heads/master@{#456056}

chrome/browser/notifications/notification_permission_context.cc

@@ -4,13 +4,13 @@
 
 #include "chrome/browser/notifications/notification_permission_context.h"
 
-#include <algorithm>
 #include <deque>
 
 #include "base/callback.h"
 #include "base/location.h"
 #include "base/rand_util.h"
 #include "base/single_thread_task_runner.h"
+#include "base/stl_util.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "base/timer/timer.h"
 #include "chrome/browser/notifications/desktop_notification_profile_util.h"
@@ -122,10 +122,7 @@ void VisibilityTimerTabHelper::PostTaskAfterVisibleDelay(
 void VisibilityTimerTabHelper::CancelTask(const PermissionRequestID& id) {
   bool deleting_front = task_queue_.front().id == id;
 
-  task_queue_.erase(
-      std::remove_if(task_queue_.begin(), task_queue_.end(),
-                     [id](const Task& task) { return task.id == id; }),
-      task_queue_.end());
+  base::EraseIf(task_queue_, [id](const Task& task) { return task.id == id; });
 
   if (!task_queue_.empty() && is_visible_ && deleting_front)
     task_queue_.front().timer->Reset();

content/browser/notifications/platform_notification_context_impl.cc

@@ -8,6 +8,7 @@
 #include "base/files/file_util.h"
 #include "base/memory/ptr_util.h"
 #include "base/metrics/histogram_macros.h"
+#include "base/stl_util.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "content/browser/notifications/blink_notification_service_impl.h"
 #include "content/browser/notifications/notification_database.h"
@@ -131,13 +132,11 @@ void PlatformNotificationContextImpl::CreateServiceOnIO(
 void PlatformNotificationContextImpl::RemoveService(
     BlinkNotificationServiceImpl* service) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
-  auto services_to_remove = std::remove_if(
-      services_.begin(), services_.end(),
+  base::EraseIf(
+      services_,
       [service](const std::unique_ptr<BlinkNotificationServiceImpl>& ptr) {
         return ptr.get() == service;
       });
-
-  services_.erase(services_to_remove, services_.end());
 }
 
 void PlatformNotificationContextImpl::ReadNotificationData(