Add @InlineMe to Streams.stream(Optional) and friends.

RELNOTES=Add `@InlineMe` to `Streams.stream(Optional)` and friends.
PiperOrigin-RevId: 395248008

Author: kluever

guava/src/com/google/common/collect/Streams.java

@@ -24,6 +24,7 @@
 import com.google.common.annotations.GwtCompatible;
 import com.google.common.math.LongMath;
 import com.google.errorprone.annotations.InlineMe;
+import com.google.errorprone.annotations.InlineMeValidationDisabled;
 import java.util.ArrayDeque;
 import java.util.Collection;
 import java.util.Deque;
@@ -105,6 +106,8 @@ public static <T> Stream<T> stream(com.google.common.base.Optional<T> optional)
    * <p><b>Java 9 users:</b> use {@code optional.stream()} instead.
    */
   @Beta
+  @InlineMe(replacement = "optional.stream()")
+  @InlineMeValidationDisabled("Java 9+ API only")
   public static <T> Stream<T> stream(java.util.Optional<T> optional) {
     return optional.isPresent() ? Stream.of(optional.get()) : Stream.empty();
   }
@@ -116,6 +119,8 @@ public static <T> Stream<T> stream(java.util.Optional<T> optional) {
    * <p><b>Java 9 users:</b> use {@code optional.stream()} instead.
    */
   @Beta
+  @InlineMe(replacement = "optional.stream()")
+  @InlineMeValidationDisabled("Java 9+ API only")
   public static IntStream stream(OptionalInt optional) {
     return optional.isPresent() ? IntStream.of(optional.getAsInt()) : IntStream.empty();
   }
@@ -127,6 +132,8 @@ public static IntStream stream(OptionalInt optional) {
    * <p><b>Java 9 users:</b> use {@code optional.stream()} instead.
    */
   @Beta
+  @InlineMe(replacement = "optional.stream()")
+  @InlineMeValidationDisabled("Java 9+ API only")
   public static LongStream stream(OptionalLong optional) {
     return optional.isPresent() ? LongStream.of(optional.getAsLong()) : LongStream.empty();
   }
@@ -138,6 +145,8 @@ public static LongStream stream(OptionalLong optional) {
    * <p><b>Java 9 users:</b> use {@code optional.stream()} instead.
    */
   @Beta
+  @InlineMe(replacement = "optional.stream()")
+  @InlineMeValidationDisabled("Java 9+ API only")
   public static DoubleStream stream(OptionalDouble optional) {
     return optional.isPresent() ? DoubleStream.of(optional.getAsDouble()) : DoubleStream.empty();
   }