2c2
< index 680c23b..29381de 100644
---
> index c42ca2dd21..4432e9fcc0 100644
5c5,15
< @@ -503,7 +503,7 @@ services:
---
> @@ -445,6 +445,9 @@ services:
>    logger.channel.security:
>      parent: logger.channel_base
>      arguments: ['security']
> +  logger.channel.theme:
> +    parent: logger.channel_base
> +    arguments: ['theme']
>    logger.log_message_parser:
>      class: Drupal\Core\Logger\LogMessageParser
>  
> @@ -522,7 +525,7 @@ services:
9,10c19,20
< -    arguments: ['@app.root', '@module_handler', '@kernel', '@router.builder']
< +    arguments: ['@app.root', '@module_handler', '@kernel', '@router.builder', '@logger.factory']
---
> -    arguments: ['%app.root%', '@module_handler', '@kernel']
> +    arguments: ['%app.root%', '@module_handler', '@kernel', '@logger.channel.default']
14c24
< @@ -1491,7 +1491,7 @@ services:
---
> @@ -1490,7 +1493,7 @@ services:
18,19c28,29
< -    arguments: ['@app.root', '@theme.negotiator', '@theme.initialization', '@module_handler']
< +    arguments: ['@app.root', '@theme.negotiator', '@theme.initialization', '@module_handler', '@logger.factory']
---
> -    arguments: ['%app.root%', '@theme.negotiator', '@theme.initialization', '@module_handler']
> +    arguments: ['%app.root%', '@theme.negotiator', '@theme.initialization', '@module_handler', '@logger.channel.theme']
24c34
< index 65466a2..f856e24 100644
---
> index 3540a42ef0..c77ee9087a 100644
27c37
< @@ -7,6 +7,8 @@
---
> @@ -7,6 +7,7 @@
31,32c41
< +use Drupal\Core\Logger\LoggerChannelFactoryInterface;
< +use Drupal\Core\Routing\RouteBuilderInterface;
---
> +use Psr\Log\LoggerInterface;
36c45,46
< @@ -51,6 +53,20 @@ class ModuleInstaller implements ModuleInstallerInterface {
---
> @@ -50,6 +51,14 @@ class ModuleInstaller implements ModuleInstallerInterface {
>     */
39,44d48
<    /**
< +   * The route building service.
< +   *
< +   * @var \Drupal\Core\Routing\RouteBuilderInterface
< +   */
< +  protected $routeBuilder;
49c53
< +   * @var \Drupal\Core\Logger\LoggerChannelInterface
---
> +   * @var \Psr\Log\LoggerInterface
53c57
< +  /**
---
>    /**
56,57c60
<     * @param string $root
< @@ -59,14 +75,20 @@ class ModuleInstaller implements ModuleInstallerInterface {
---
> @@ -59,14 +68,17 @@ class ModuleInstaller implements ModuleInstallerInterface {
61,64c64,65
< +   * @param \Drupal\Core\Routing\RouteBuilderInterface $route_builder
< +   *   The route building service.
< +   * @param \Drupal\Core\Logger\LoggerChannelFactoryInterface $logger_factory
< +   *   The logger factory service.
---
> +   * @param \Psr\Log\LoggerInterface $logger
> +   *   A logger instance.
70c71
< +  public function __construct($root, ModuleHandlerInterface $module_handler, DrupalKernelInterface $kernel, RouteBuilderInterface $route_builder, LoggerChannelFactoryInterface $logger_factory) {
---
> +  public function __construct($root, ModuleHandlerInterface $module_handler, DrupalKernelInterface $kernel, LoggerInterface $logger) {
74,75c75
< +    $this->routeBuilder = $route_builder;
< +    $this->logger = $logger_factory->get('system');
---
> +    $this->logger = $logger;
79,80c79,80
< @@ -303,7 +325,7 @@ public function install(array $module_list, $enable_dependencies = TRUE) {
<          $this->moduleHandler->invoke($module, 'install');
---
> @@ -325,7 +337,7 @@ public function install(array $module_list, $enable_dependencies = TRUE) {
>          $this->moduleHandler->invoke($module, 'install', [$sync_status]);
88c88
< @@ -471,7 +493,7 @@ public function uninstall(array $module_list, $uninstall_dependents = TRUE) {
---
> @@ -499,7 +511,7 @@ public function uninstall(array $module_list, $uninstall_dependents = TRUE) {
98c98
< index 61f0483..f3b0508 100644
---
> index c6a0e2287d..d559a31f2a 100644
105c105
< +use Drupal\Core\Logger\LoggerChannelFactoryInterface;
---
> +use Psr\Log\LoggerInterface;
109c109,110
< @@ -57,6 +58,13 @@ class ThemeManager implements ThemeManagerInterface {
---
> @@ -56,6 +57,13 @@ class ThemeManager implements ThemeManagerInterface {
>     */
112c113
<    /**
---
> +  /**
115c116
< +   * @var \Drupal\Core\Logger\LoggerChannelInterface
---
> +   * @var \Psr\Log\LoggerInterface
119c120
< +  /**
---
>    /**
122d122
<     * @param string $root
127,128c127,128
< +   * @param \Drupal\Core\Logger\LoggerChannelFactoryInterface $logger_factory
< +   *   The logger factory service.
---
> +   * @param \Psr\Log\LoggerInterface $logger
> +   *   A logger instance.
131c131
< +  public function __construct($root, ThemeNegotiatorInterface $theme_negotiator, ThemeInitializationInterface $theme_initialization, ModuleHandlerInterface $module_handler, LoggerChannelFactoryInterface $logger_factory) {
---
> +  public function __construct($root, ThemeNegotiatorInterface $theme_negotiator, ThemeInitializationInterface $theme_initialization, ModuleHandlerInterface $module_handler, LoggerInterface $logger) {
136c136
< +    $this->logger = $logger_factory->get('theme');
---
> +    $this->logger = $logger;