[DoctrineBridge] Added type check to prevent calling clear() on arrays
bug #9338 [DoctrineBridge] Added type check to prevent calling clear() on arrays (bschussek)

This PR was merged into the 2.2 branch.

Discussion
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[DoctrineBridge] Added type check to prevent calling clear() on arrays

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

Commits
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4ff59d7 [DoctrineBridge] Added type check to prevent calling clear() on arrays