Nullability Annotations to Java Classes - Model - Block Processor

[ParaskP7]

Parent #18915

This issue is about adding missing nullability annotations (@Nullable & @NonNull) to as many Java-related Block Processor model classes as possible, including fields, arguments, parameters, and return values.

---

Search: class .*BlockProcessor (file mask: *.java)

• BlockProcessor.java
• BlockProcessorFactory.java
• CoverBlockProcessor.java
• GalleryBlockProcessor.java
• ImageBlockProcessor.java
• MediaTextBlockProcessor.java
• VideoBlockProcessor.java

[peril-wordpress-mobile[bot]]

	Fails
:no_entry_sign:	Please add a type label to this issue. e.g. '[Type] Enhancement'

Generated by :no_entry_sign: dangerJS

[peril-wordpress-mobile[bot]]

	Fails
:no_entry_sign:	Please add a type label to this issue. e.g. '[Type] Enhancement'

Generated by :no_entry_sign: dangerJS