chore(deps): upgrade gapic-generator-java to 2.8.0 and update gax-jav…

…a to 2.18.1 (#98)

- [ ] Regenerate this pull request now.

PiperOrigin-RevId: 450543911

Source-Link: googleapis/googleapis@5528344

Source-Link: https://github.com/googleapis/googleapis-gen/commit/9f6775cab1958982b88967a43e5e806af0f135db
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiOWY2Nzc1Y2FiMTk1ODk4MmI4ODk2N2E0M2U1ZTgwNmFmMGYxMzVkYiJ9

java-ids/google-cloud-ids/src/main/java/com/google/cloud/ids/v1/IDSClient.java

@@ -18,7 +18,6 @@
 
 import com.google.api.core.ApiFuture;
 import com.google.api.core.ApiFutures;
-import com.google.api.core.BetaApi;
 import com.google.api.gax.core.BackgroundResource;
 import com.google.api.gax.longrunning.OperationFuture;
 import com.google.api.gax.paging.AbstractFixedSizeCollection;
@@ -126,7 +125,6 @@ public static final IDSClient create(IDSSettings settings) throws IOException {
    * Constructs an instance of IDSClient, using the given stub for making calls. This is for
    * advanced usage - prefer using create(IDSSettings).
    */
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public static final IDSClient create(IDSStub stub) {
     return new IDSClient(stub);
   }
@@ -141,7 +139,6 @@ protected IDSClient(IDSSettings settings) throws IOException {
     this.operationsClient = OperationsClient.create(this.stub.getOperationsStub());
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   protected IDSClient(IDSStub stub) {
     this.settings = null;
     this.stub = stub;
@@ -152,7 +149,6 @@ public final IDSSettings getSettings() {
     return settings;
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public IDSStub getStub() {
     return stub;
   }

java-ids/google-cloud-ids/src/main/java/com/google/cloud/ids/v1/stub/IDSStubSettings.java

@@ -198,7 +198,6 @@ public UnaryCallSettings<DeleteEndpointRequest, Operation> deleteEndpointSetting
     return deleteEndpointOperationSettings;
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public IDSStub createStub() throws IOException {
     if (getTransportChannelProvider()
         .getTransportName()