chore: regens API reference docs (#889)

diff --git a/docs/dyn/servicemanagement_v1.services.rollouts.html b/docs/dyn/servicemanagement_v1.services.rollouts.html
index 935668b..2c8b774 100644
--- a/docs/dyn/servicemanagement_v1.services.rollouts.html
+++ b/docs/dyn/servicemanagement_v1.services.rollouts.html
@@ -75,7 +75,7 @@
 <h1><a href="servicemanagement_v1.html">Service Management API</a> . <a href="servicemanagement_v1.services.html">services</a> . <a href="servicemanagement_v1.services.rollouts.html">rollouts</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
-  <code><a href="#create">create(serviceName, body, baseRolloutId=None, x__xgafv=None)</a></code></p>
+  <code><a href="#create">create(serviceName, body=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Creates a new service configuration rollout. Based on rollout, the</p>
 <p class="toc_element">
   <code><a href="#get">get(serviceName, rolloutId, x__xgafv=None)</a></code></p>
@@ -88,7 +88,7 @@
 <p class="firstline">Retrieves the next page of results.</p>
 <h3>Method Details</h3>
 <div class="method">
-    <code class="details" id="create">create(serviceName, body, baseRolloutId=None, x__xgafv=None)</code>
+    <code class="details" id="create">create(serviceName, body=None, x__xgafv=None)</code>
   <pre>Creates a new service configuration rollout. Based on rollout, the
 Google Service Management will roll out the service configurations to
 different backend services. For example, the logging configuration will be
@@ -102,12 +102,12 @@
 already part of the set of 100 most recent) rollouts are kept for each
 service. The rest will be deleted eventually.
 
-Operation<response: Rollout>
+Operation&lt;response: Rollout&gt;
 
 Args:
-  serviceName: string, The name of the service.  See the [overview](/service-management/overview)
+  serviceName: string, Required. The name of the service.  See the [overview](/service-management/overview)
 for naming requirements.  For example: `example.googleapis.com`. (required)
-  body: object, The request body. (required)
+  body: object, The request body.
     The object takes the form of:
 
 { # A rollout resource that defines how service configuration versions are pushed
@@ -119,7 +119,7 @@
     "trafficPercentStrategy": { # Strategy that specifies how clients of Google Service Controller want to # Google Service Control selects service configurations based on
         # traffic percentage.
         # send traffic to use different config versions. This is generally
-        # used by API proxy to split traffic based on your configured precentage for
+        # used by API proxy to split traffic based on your configured percentage for
         # each config version.
         #
         # One example of how to gradually rollout a new service configuration using
@@ -153,16 +153,17 @@
         "a_key": 3.14,
       },
     },
-    "rolloutId": "A String", # Optional unique identifier of this Rollout. Only lower case letters, digits
-        #  and '-' are allowed.
+    "rolloutId": "A String", # Optional. Unique identifier of this Rollout. Must be no longer than 63 characters
+        # and only lower case letters, digits, '.', '_' and '-' are allowed.
         # 
         # If not specified by client, the server will generate one. The generated id
-        # will have the form of <date><revision number>, where "date" is the create
+        # will have the form of &lt;date&gt;&lt;revision number&gt;, where "date" is the create
         # date in ISO 8601 format.  "revision number" is a monotonically increasing
         # positive number that is reset every day for each service.
         # An example of the generated rollout_id is '2016-02-16r1'
     "serviceName": "A String", # The name of the service associated with this Rollout.
-    "createdBy": "A String", # The user who created the Rollout. Readonly.
+    "createdBy": "A String", # This field is deprecated and will be deleted. Please remove usage of
+        # this field.
     "deleteServiceStrategy": { # Strategy used to delete a service. This strategy is a placeholder only # The strategy associated with a rollout to delete a `ManagedService`.
         # Readonly.
         # used by the system generated rollout to delete a service.
@@ -170,14 +171,6 @@
     "createTime": "A String", # Creation time of the rollout. Readonly.
   }
 
-  baseRolloutId: string, Unimplemented. Do not use this feature until this comment is removed.
-
-The rollout id that rollout to be created based on.
-
-Rollout should be constructed based on current successful rollout, this
-field indicates the current successful rollout id that new rollout based on
-to construct, if current successful rollout changed when server receives
-the request, request will be rejected for safety.
   x__xgafv: string, V1 error format.
     Allowed values
       1 - v1 error format
@@ -188,28 +181,12 @@
 
     { # This resource represents a long-running operation that is the result of a
       # network API call.
-    "response": { # The normal response of the operation in case of success.  If the original
-        # method returns no data on success, such as `Delete`, the response is
-        # `google.protobuf.Empty`.  If the original method is standard
-        # `Get`/`Create`/`Update`, the response should be the resource.  For other
-        # methods, the response should have the type `XxxResponse`, where `Xxx`
-        # is the original method name.  For example, if the original method name
-        # is `TakeSnapshot()`, the inferred response type is
-        # `TakeSnapshotResponse`.
-      "a_key": "", # Properties of the object. Contains field @type with type URL.
-    },
     "metadata": { # Service-specific metadata associated with the operation.  It typically
         # contains progress information and common metadata such as create time.
         # Some services might not provide such metadata.  Any method that returns a
         # long-running operation should document the metadata type, if any.
       "a_key": "", # Properties of the object. Contains field @type with type URL.
     },
-    "done": True or False, # If the value is `false`, it means the operation is still in progress.
-        # If `true`, the operation is completed, and either `error` or `response` is
-        # available.
-    "name": "A String", # The server-assigned name, which is only unique within the same service that
-        # originally returns it. If you use the default HTTP mapping, the
-        # `name` should be a resource name ending with `operations/{unique_id}`.
     "error": { # The `Status` type defines a logical error model that is suitable for # The error result of the operation in case of failure or cancellation.
         # different programming environments, including REST APIs and RPC APIs. It is
         # used by [gRPC](https://github.com/grpc). Each `Status` message contains
@@ -228,6 +205,22 @@
         },
       ],
     },
+    "done": True or False, # If the value is `false`, it means the operation is still in progress.
+        # If `true`, the operation is completed, and either `error` or `response` is
+        # available.
+    "response": { # The normal response of the operation in case of success.  If the original
+        # method returns no data on success, such as `Delete`, the response is
+        # `google.protobuf.Empty`.  If the original method is standard
+        # `Get`/`Create`/`Update`, the response should be the resource.  For other
+        # methods, the response should have the type `XxxResponse`, where `Xxx`
+        # is the original method name.  For example, if the original method name
+        # is `TakeSnapshot()`, the inferred response type is
+        # `TakeSnapshotResponse`.
+      "a_key": "", # Properties of the object. Contains field @type with type URL.
+    },
+    "name": "A String", # The server-assigned name, which is only unique within the same service that
+        # originally returns it. If you use the default HTTP mapping, the
+        # `name` should be a resource name ending with `operations/{unique_id}`.
   }</pre>
 </div>
 
@@ -236,9 +229,9 @@
   <pre>Gets a service configuration rollout.
 
 Args:
-  serviceName: string, The name of the service.  See the [overview](/service-management/overview)
+  serviceName: string, Required. The name of the service.  See the [overview](/service-management/overview)
 for naming requirements.  For example: `example.googleapis.com`. (required)
-  rolloutId: string, The id of the rollout resource. (required)
+  rolloutId: string, Required. The id of the rollout resource. (required)
   x__xgafv: string, V1 error format.
     Allowed values
       1 - v1 error format
@@ -256,7 +249,7 @@
       "trafficPercentStrategy": { # Strategy that specifies how clients of Google Service Controller want to # Google Service Control selects service configurations based on
           # traffic percentage.
           # send traffic to use different config versions. This is generally
-          # used by API proxy to split traffic based on your configured precentage for
+          # used by API proxy to split traffic based on your configured percentage for
           # each config version.
           #
           # One example of how to gradually rollout a new service configuration using
@@ -290,16 +283,17 @@
           "a_key": 3.14,
         },
       },
-      "rolloutId": "A String", # Optional unique identifier of this Rollout. Only lower case letters, digits
-          #  and '-' are allowed.
+      "rolloutId": "A String", # Optional. Unique identifier of this Rollout. Must be no longer than 63 characters
+          # and only lower case letters, digits, '.', '_' and '-' are allowed.
           #
           # If not specified by client, the server will generate one. The generated id
-          # will have the form of <date><revision number>, where "date" is the create
+          # will have the form of &lt;date&gt;&lt;revision number&gt;, where "date" is the create
           # date in ISO 8601 format.  "revision number" is a monotonically increasing
           # positive number that is reset every day for each service.
           # An example of the generated rollout_id is '2016-02-16r1'
       "serviceName": "A String", # The name of the service associated with this Rollout.
-      "createdBy": "A String", # The user who created the Rollout. Readonly.
+      "createdBy": "A String", # This field is deprecated and will be deleted. Please remove usage of
+          # this field.
       "deleteServiceStrategy": { # Strategy used to delete a service. This strategy is a placeholder only # The strategy associated with a rollout to delete a `ManagedService`.
           # Readonly.
           # used by the system generated rollout to delete a service.
@@ -314,7 +308,7 @@
 service, from the newest to the oldest.
 
 Args:
-  serviceName: string, The name of the service.  See the [overview](/service-management/overview)
+  serviceName: string, Required. The name of the service.  See the [overview](/service-management/overview)
 for naming requirements.  For example: `example.googleapis.com`. (required)
   pageSize: integer, The max number of items to include in the response list. Page size is 50
 if not specified. Maximum value is 100.
@@ -323,7 +317,7 @@
     Allowed values
       1 - v1 error format
       2 - v2 error format
-  filter: string, Use `filter` to return subset of rollouts.
+  filter: string, Required. Use `filter` to return subset of rollouts.
 The following filters are supported:
   -- To limit the results to only those in
      [status](google.api.servicemanagement.v1.RolloutStatus) 'SUCCESS',
@@ -347,7 +341,7 @@
           "trafficPercentStrategy": { # Strategy that specifies how clients of Google Service Controller want to # Google Service Control selects service configurations based on
               # traffic percentage.
               # send traffic to use different config versions. This is generally
-              # used by API proxy to split traffic based on your configured precentage for
+              # used by API proxy to split traffic based on your configured percentage for
               # each config version.
               #
               # One example of how to gradually rollout a new service configuration using
@@ -381,16 +375,17 @@
               "a_key": 3.14,
             },
           },
-          "rolloutId": "A String", # Optional unique identifier of this Rollout. Only lower case letters, digits
-              #  and '-' are allowed.
+          "rolloutId": "A String", # Optional. Unique identifier of this Rollout. Must be no longer than 63 characters
+              # and only lower case letters, digits, '.', '_' and '-' are allowed.
               #
               # If not specified by client, the server will generate one. The generated id
-              # will have the form of <date><revision number>, where "date" is the create
+              # will have the form of &lt;date&gt;&lt;revision number&gt;, where "date" is the create
               # date in ISO 8601 format.  "revision number" is a monotonically increasing
               # positive number that is reset every day for each service.
               # An example of the generated rollout_id is '2016-02-16r1'
           "serviceName": "A String", # The name of the service associated with this Rollout.
-          "createdBy": "A String", # The user who created the Rollout. Readonly.
+          "createdBy": "A String", # This field is deprecated and will be deleted. Please remove usage of
+              # this field.
           "deleteServiceStrategy": { # Strategy used to delete a service. This strategy is a placeholder only # The strategy associated with a rollout to delete a `ManagedService`.
               # Readonly.
               # used by the system generated rollout to delete a service.