Issue #1884758 by xjm, tim.plunkett: Remove testing profile default blocks.

core/modules/system/lib/Drupal/system/Tests/Menu/MenuRouterTest.php

@@ -63,7 +63,7 @@ function setUp() {
     variable_set('theme_default', $this->default_theme);
     config('system.theme')->set('admin', $this->admin_theme)->save();
     theme_disable(array($this->alternate_theme));
-
+    $this->drupalPlaceBlock('system_menu_block:menu-tools');
   }
 
   /**

core/modules/user/lib/Drupal/user/Tests/UserBlocksTests.php

@@ -80,7 +80,7 @@ function testUserLoginBlock() {
    * Test the Who's Online block.
    */
   function testWhosOnlineBlock() {
-    $block = entity_load('block', 'stark.online');
+    $block = $this->drupalPlaceBlock('user_online_block');
     $config = $block->get('settings');
 
     // Generate users.

core/profiles/testing/config/plugin.core.block.stark.admin.yml

-id: stark.admin
-plugin: 'system_menu_block:menu-admin'
-status: '1'
-settings:
-  cache: '-1'
-visibility:
-  path:
-    visibility: '0'
-    pages: ''
-  role:
-    roles: {  }
-  node_type:
-    types:
-      article: '0'
-      page: '0'
-  visibility__active_tab: edit-visibility-path
-label: ''
-module: system
-region: sidebar_first
-weight: '0'
-langcode: und

core/profiles/testing/config/plugin.core.block.stark.online.yml

-id: stark.online
-label: 'Who''s online'
-plugin: user_online_block
-settings:
-  properties:
-    administrative: '1'
-  seconds_online: '900'
-  max_list_count: '10'
-  cache: '-1'
-status: '1'
-label: 'Who''s online'
-visibility:
-  path:
-    visibility: '0'
-    pages: ''
-  role:
-    roles: {  }
-  node_type:
-    types:
-      article: '0'
-      page: '0'
-      poll: '0'
-  visibility__active_tab: edit-visibility-path
-module: user
-region: sidebar_first
-weight: '0'
-langcode: und

core/profiles/testing/config/plugin.core.block.stark.tools.yml

-id: stark.tools
-plugin: 'system_menu_block:menu-tools'
-status: '1'
-settings:
-  cache: '-1'
-visibility:
-  path:
-    visibility: '0'
-    pages: ''
-  role:
-    roles: {  }
-  node_type:
-    types:
-      article: '0'
-      page: '0'
-  visibility__active_tab: edit-visibility-path
-label: ''
-module: system
-region: sidebar_first
-weight: '0'
-langcode: und