fix: allow passing gax instance to client constructor (#98)

- [ ] Regenerate this pull request now.

PiperOrigin-RevId: 470911839

Source-Link: googleapis/googleapis@3527566

Source-Link: googleapis/googleapis-gen@f16a1d2
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feat: accept google-gax instance as a parameter
Please see the documentation of the client constructor for details.

PiperOrigin-RevId: 470332808

Source-Link: googleapis/googleapis@d4a2367

Source-Link: googleapis/googleapis-gen@e97a1ac
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feat: Adds support for configuring scaling settings
Clients can now specify machine type and min/max instances when creating a connector.

PiperOrigin-RevId: 469463049

Source-Link: googleapis/googleapis@17b39f1

Source-Link: googleapis/googleapis-gen@88b74ac
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packages/google-cloud-vpc-access/protos/google/cloud/vpcaccess/v1/vpc_access.proto

@@ -1,4 +1,4 @@
-// Copyright 2021 Google LLC
+// Copyright 2022 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -89,20 +89,6 @@ message Connector {
     pattern: "projects/{project}/locations/{location}/connectors/{connector}"
   };
 
-  // The subnet in which to house the connector
-  message Subnet {
-    // Subnet name (relative, not fully qualified).
-    // E.g. if the full subnet selfLink is
-    // https://compute.googleapis.com/compute/v1/projects/{project}/regions/{region}/subnetworks/{subnetName}
-    // the correct input for this field would be {subnetName}
-    string name = 1;
-
-    // Project in which the subnet exists.
-    // If not set, this project is assumed to be the project for which
-    // the connector create request was issued.
-    string project_id = 2;
-  }
-
   // State of a connector.
   enum State {
     // Invalid state.
@@ -124,6 +110,20 @@ message Connector {
     UPDATING = 5;
   }
 
+  // The subnet in which to house the connector
+  message Subnet {
+    // Subnet name (relative, not fully qualified).
+    // E.g. if the full subnet selfLink is
+    // https://compute.googleapis.com/compute/v1/projects/{project}/regions/{region}/subnetworks/{subnetName}
+    // the correct input for this field would be {subnetName}
+    string name = 1;
+
+    // Project in which the subnet exists.
+    // If not set, this project is assumed to be the project for which
+    // the connector create request was issued.
+    string project_id = 2;
+  }
+
   // The resource name in the format `projects/*/locations/*/connectors/*`.
   string name = 1;
 
@@ -140,14 +140,23 @@ message Connector {
   // Minimum throughput of the connector in Mbps. Default and min is 200.
   int32 min_throughput = 5;
 
-  // Maximum throughput of the connector in Mbps. Default is 200, max is 1000.
+  // Maximum throughput of the connector in Mbps. Default is 300, max is 1000.
   int32 max_throughput = 6;
 
   // Output only. List of projects using the connector.
   repeated string connected_projects = 7 [(google.api.field_behavior) = OUTPUT_ONLY];
 
   // The subnet in which to house the VPC Access Connector.
   Subnet subnet = 8;
+
+  // Machine type of VM Instance underlying connector. Default is e2-micro
+  string machine_type = 10;
+
+  // Minimum value of instances in autoscaling group underlying the connector.
+  int32 min_instances = 11;
+
+  // Maximum value of instances in autoscaling group underlying the connector.
+  int32 max_instances = 12;
 }
 
 // Request for creating a Serverless VPC Access connector.