[uast] removing @ApiStatus.Experimental where it is no more actual

GitOrigin-RevId: d603493064147e866e7a80ad26f0d58289473d55

jvm/jvm-analysis-api/src/com/intellij/codeInspection/AnalysisUastUtil.java

@@ -8,7 +8,7 @@ import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import org.jetbrains.uast.*;
 
-@ApiStatus.Experimental
+@ApiStatus.Internal
 public final class AnalysisUastUtil {
   @Nullable
   public static UCallExpression getUCallExpression(@NotNull PsiElement element) {

jvm/jvm-analysis-api/src/com/intellij/codeInspection/UastCallMatcher.java

@@ -16,13 +16,7 @@ import java.util.Arrays;
 import java.util.LinkedHashSet;
 import java.util.List;
 
-/**
- * Please, DO NOT use this interface in plugins until <code>@Experimental</code> is removed.
- * Probably this interface will be extended in future, which will break its implementations.
- *
- * @see com.siyeh.ig.callMatcher.CallMatcher
- */
-@ApiStatus.Experimental
+@ApiStatus.Internal
 public interface UastCallMatcher {
 
   @Contract("null -> false")

uast/uast-common/src/org/jetbrains/uast/baseElements/UResolvable.kt

@@ -29,8 +29,13 @@ interface UResolvable {
   fun resolve(): PsiElement?
 }
 
-@ApiStatus.Experimental
 interface UMultiResolvable {
+  /**
+   * Returns multiple elements where the reference could be resolved.
+   * It could happen if there is an ambiguity in code: it is incomplete or resolve target cannot be statically determined
+   *
+   * @see [com.intellij.psi.PsiPolyVariantReference] as a similar entity for plain PSI
+   */
   fun multiResolve(): Iterable<ResolveResult>
 }
 

uast/uast-common/src/org/jetbrains/uast/expressions/UInjectionHost.kt

@@ -12,7 +12,6 @@ import org.jetbrains.uast.UExpression
  *
  * @see com.intellij.psi.UastReferenceProvider
  */
-@ApiStatus.Experimental
 interface UInjectionHost : UExpression {
 
   val isString: Boolean