Java: remove no longer used `language.level.description' and 'feature' property keys

those keys can now be found in JavaSyntaxBundle.properties

GitOrigin-RevId: cbca282979d4c81283726e5d5bb42e28e23e10dd

java/java-frontback-psi-api/resources/messages/JavaPsiBundle.properties

@@ -55,82 +55,6 @@ element.type.semicolon=semicolon
 element.receiver.parameter=receiver parameter
 element.method.call=method call
 
-feature.assertions=Assertions
-feature.enums=Enums
-feature.generics=Generics
-feature.annotations=Annotations
-feature.override.interface=@Override in interfaces
-feature.static.imports=Static imports
-feature.for.each=For-each loops
-feature.varargs=Variable arity methods
-feature.hex.fp.literals=Hexadecimal floating point literals
-feature.diamond.types=Diamond types
-feature.multi.catch=Multi-catches
-feature.try.with.resources=Try-with-resources
-feature.binary.literals=Binary literals
-feature.underscores.in.literals=Underscores in literals
-feature.string.switch=Strings in 'switch' statements
-feature.objects.class=java.util.Objects API
-feature.stream.and.optional.api=Stream and Optional API
-feature.advanced.collection.api=Lambda methods in collections
-feature.with.initial=ThreadLocal.withInitial()
-feature.extension.methods=Extension methods
-feature.method.references=Method references
-feature.lambda.expressions=Lambda expressions
-feature.type.annotations=Type annotations
-feature.repeating.annotations=Repeating annotations
-feature.type.receivers=Receiver parameters
-feature.intersections.in.casts=Intersection types in casts
-feature.static.interface.calls=Static interface method calls
-feature.effectively.final=Effectively final variables
-feature.try.with.resources.refs=Resource references
-feature.modules=Modules
-feature.auto.root.modules=All API-exporting modules are implicitly root modules
-feature.private.interface.methods=Private interface methods
-feature.utf8.property.files=Property files in UTF-8 encoding
-feature.collection.factories=Collection factory methods
-feature.lvti=Local variable type inference
-feature.var.lambda.parameter='var' in lambda parameters
-feature.nestmates=Nest-based access control
-feature.text.blocks=Text block literals
-feature.text.block.escape.sequences='\\s' escape sequences
-feature.enhanced.switch=Enhanced 'switch' blocks
-feature.switch.expressions='switch' expressions
-feature.serial.annotation=@Serial annotation
-feature.records=Records
-feature.patterns.instanceof=Patterns in 'instanceof'
-feature.sealed.classes=Sealed classes
-feature.strictfp=Always-strict floating point semantics
-feature.no.this.capture=Inner classes don't capture 'this'
-feature.local.interfaces=Local interfaces
-feature.local.enums=Local enums
-feature.inner.statics=Static declarations in inner classes
-feature.patterns.in.switch=Patterns in switch
-feature.javadoc.snippets=@snippet in Javadoc
-feature.pattern.guard.and.record.patterns=Pattern guards and record patterns
-feature.record.patterns.in.for.each=Record patterns in for-each loops
-feature.primitive.types.in.patterns=Primitive types in patterns, instanceof and switch
-feature.implicit.import.in.implicit.classes=Implicit import in implicitly declared classes
-feature.enum.qualified.name.in.switch=Qualified enum as a constant in switch
-feature.string.templates=String templates
-feature.unnamed.vars=Unnamed patterns and variables
-feature.implicit.classes=Implicitly declared classes
-feature.instance.main.method=Instance main method
-feature.inherited.static.main.method=Inherited static main method
-feature.scoped.values=Scoped Values
-feature.structured.concurrency=Structured Concurrency
-feature.sequenced.collections=Sequenced Collections
-feature.classfile.api=ClassFile API
-feature.stream.gatherers=Stream Gatherers
-feature.foreign.functions=Foreign Function & Memory API
-feature.virtual.threads=Virtual Threads
-feature.statements.before.super=Flexible Constructor Bodies
-feature.module.import.declarations=Module Import Declarations
-feature.package.import.shadow.module.import=Import-on-demand over module import
-feature.package.transitive.dependency.on.java.base=Transitive dependency on java.base module
-feature.valhalla.value.classes=Valhalla value classes
-feature.markdown.comment=Markdown documentation Comments
-
 else.without.if='else' without 'if'
 enum.constant.context=Enum constant ''{0}'' in ''{1}''
 expected.array.initializer=Array initializer expected
@@ -200,34 +124,6 @@ javadoc.value.field.required=@value tag must reference a field
 javadoc.value.field.with.initializer.required=@value tag must reference a field with a constant initializer
 javadoc.value.static.field.required=@value tag must reference a static field
 javadoc.value.tag.jdk15.required=@value tag may not have any arguments when JDK 1.4 or earlier is used
-jdk.1.3.language.level.description=1.3 - Plain old Java
-jdk.1.4.language.level.description=1.4 - 'assert' keyword
-jdk.1.5.language.level.description=5 - 'enum' keyword, generics, autoboxing, etc.
-jdk.1.6.language.level.description=6 - @Override in interfaces
-jdk.1.7.language.level.description=7 - Diamonds, ARM, multi-catch, etc.
-jdk.1.8.language.level.description=8 - Lambdas, type annotations, etc.
-jdk.1.9.language.level.description=9 - Modules, private methods in interfaces, etc.
-jdk.10.language.level.description=10 - Local variable type inference
-jdk.11.language.level.description=11 - Local variable syntax for lambda parameters
-jdk.12.language.level.description=12 - No new language features
-jdk.13.language.level.description=13 - No new language features
-jdk.14.language.level.description=14 - Switch expressions
-jdk.15.language.level.description=15 - Text blocks
-jdk.16.language.level.description=16 - Records, patterns, local enums and interfaces
-jdk.17.language.level.description=17 - Sealed types, always-strict floating-point semantics
-jdk.18.language.level.description=18 - JavaDoc snippets
-jdk.19.language.level.description=19 - No new language features
-jdk.20.language.level.description=20 - No new language features
-jdk.21.language.level.description=21 - Record patterns, pattern matching for switch
-jdk.21.preview.language.level.description=21 (Preview) - String templates, unnamed classes and instance main methods, etc.
-jdk.22.language.level.description=22 - Unnamed variables and patterns
-jdk.22.preview.language.level.description=22 (Preview) - Statements before super(), string templates (2nd preview), etc.
-jdk.23.language.level.description=23 - Markdown documentation comments
-jdk.23.preview.language.level.description=23 (Preview) - Primitive types in patterns, implicitly declared classes, etc.
-jdk.24.language.level.description=24 - Stream gatherers
-jdk.24.preview.language.level.description=24 (Preview) - Flexible constructor bodies, simple source files, etc.
-jdk.X.language.level.description=X - Experimental features
-jdk.unsupported.preview.language.level.description={0} (Preview) - Unsupported
 
 local.class.preposition=local
 method.context.display={0}() in {1}