Promote CoroutineDispatcher.limitedParallelism to stable (#4135)

Fixes #3864

Author: qwwdfsad

kotlinx-coroutines-core/common/src/CoroutineDispatcher.kt

@@ -140,7 +140,6 @@ public abstract class CoroutineDispatcher :
      * @throws IllegalArgumentException if the given [parallelism] is non-positive
      * @throws UnsupportedOperationException if the current dispatcher does not support limited parallelism views
      */
-    @ExperimentalCoroutinesApi
     public open fun limitedParallelism(parallelism: Int, name: String? = null): CoroutineDispatcher {
         parallelism.checkParallelism()
         return LimitedDispatcher(this, parallelism, name)

kotlinx-coroutines-core/common/src/Unconfined.kt

@@ -8,7 +8,6 @@ import kotlin.jvm.*
  */
 internal object Unconfined : CoroutineDispatcher() {
 
-    @ExperimentalCoroutinesApi
     override fun limitedParallelism(parallelism: Int, name: String?): CoroutineDispatcher {
         throw UnsupportedOperationException("limitedParallelism is not supported for Dispatchers.Unconfined")
     }

kotlinx-coroutines-core/common/src/internal/LimitedDispatcher.kt

@@ -34,7 +34,6 @@ internal class LimitedDispatcher(
     // A separate object that we can synchronize on for K/N
     private val workerAllocationLock = SynchronizedObject()
 
-    @ExperimentalCoroutinesApi
     override fun limitedParallelism(parallelism: Int, name: String?): CoroutineDispatcher {
         parallelism.checkParallelism()
         if (parallelism >= this.parallelism) return namedOrThis(name)

kotlinx-coroutines-core/jvm/src/scheduling/Dispatcher.kt

@@ -11,7 +11,6 @@ internal object DefaultScheduler : SchedulerCoroutineDispatcher(
     IDLE_WORKER_KEEP_ALIVE_NS, DEFAULT_SCHEDULER_NAME
 ) {
 
-    @ExperimentalCoroutinesApi
     override fun limitedParallelism(parallelism: Int, name: String?): CoroutineDispatcher {
         parallelism.checkParallelism()
         if (parallelism >= CORE_POOL_SIZE) {
@@ -45,7 +44,6 @@ private object UnlimitedIoScheduler : CoroutineDispatcher() {
         DefaultScheduler.dispatchWithContext(block, BlockingContext, false)
     }
 
-    @ExperimentalCoroutinesApi
     override fun limitedParallelism(parallelism: Int, name: String?): CoroutineDispatcher {
         parallelism.checkParallelism()
         if (parallelism >= MAX_POOL_SIZE) {
@@ -75,7 +73,6 @@ internal object DefaultIoScheduler : ExecutorCoroutineDispatcher(), Executor {
 
     override fun execute(command: java.lang.Runnable) = dispatch(EmptyCoroutineContext, command)
 
-    @ExperimentalCoroutinesApi
     override fun limitedParallelism(parallelism: Int, name: String?): CoroutineDispatcher {
         // See documentation to Dispatchers.IO for the rationale
         return UnlimitedIoScheduler.limitedParallelism(parallelism, name)

kotlinx-coroutines-core/native/src/Dispatchers.kt

@@ -27,7 +27,6 @@ internal object DefaultIoScheduler : CoroutineDispatcher() {
     private val unlimitedPool = newFixedThreadPoolContext(2048, "Dispatchers.IO")
     private val io = unlimitedPool.limitedParallelism(64) // Default JVM size
 
-    @ExperimentalCoroutinesApi
     override fun limitedParallelism(parallelism: Int, name: String?): CoroutineDispatcher {
         // See documentation to Dispatchers.IO for the rationale
         return unlimitedPool.limitedParallelism(parallelism, name)

kotlinx-coroutines-core/native/src/MultithreadedDispatchers.kt

@@ -140,7 +140,6 @@ private class MultiWorkerDispatcher(
         }
     }
 
-    @ExperimentalCoroutinesApi
     override fun limitedParallelism(parallelism: Int, name: String?): CoroutineDispatcher {
         parallelism.checkParallelism()
         if (parallelism >= workersCount) {