bug #21232 [FrameworkBundle] removed a deprecation notice when using autowiring (on kernel.class_cache.cache_warmer) (fabpot)
bug #21232 [FrameworkBundle] removed a deprecation notice when using autowiring (on kernel.class_cache.cache_warmer) (fabpot)

This PR was merged into the 3.3-dev branch.

Discussion
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[FrameworkBundle] removed a deprecation notice when using autowiring (on kernel.class_cache.cache_warmer)

| Q             | A
| ------------- | ---
| Branch?       | master
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | n/a
| License       | MIT
| Doc PR        | n/a

When using autowiring, Symfony uses reflection to list all available classes. So, each class is loaded, and for the `ClassCacheCacheWarmer`, it means that a deprecation notice is triggered. So, I've moved it to when an instance is created instead.

Commits
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eb6ff9c7e3 [FrameworkBundle] removed a deprecation notice when using autowiring (on kernel.class_cache.cache_warmer)

symfony/framework-bundle