docs: update generated docs (#981)

diff --git a/docs/dyn/dataflow_v1b3.projects.html b/docs/dyn/dataflow_v1b3.projects.html
index f00d95f..bf7aa60 100644
--- a/docs/dyn/dataflow_v1b3.projects.html
+++ b/docs/dyn/dataflow_v1b3.projects.html
@@ -105,20 +105,20 @@
 <p class="firstline">Returns the templates Resource.</p>
 
 <p class="toc_element">
-  <code><a href="#deleteSnapshots">deleteSnapshots(projectId, location=None, snapshotId=None, x__xgafv=None)</a></code></p>
+  <code><a href="#deleteSnapshots">deleteSnapshots(projectId, snapshotId=None, location=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Deletes a snapshot.</p>
 <p class="toc_element">
   <code><a href="#workerMessages">workerMessages(projectId, body=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Send a worker_message to the service.</p>
 <h3>Method Details</h3>
 <div class="method">
-    <code class="details" id="deleteSnapshots">deleteSnapshots(projectId, location=None, snapshotId=None, x__xgafv=None)</code>
+    <code class="details" id="deleteSnapshots">deleteSnapshots(projectId, snapshotId=None, location=None, x__xgafv=None)</code>
   <pre>Deletes a snapshot.
 
 Args:
   projectId: string, The ID of the Cloud Platform project that the snapshot belongs to. (required)
-  location: string, The location that contains this snapshot.
   snapshotId: string, The ID of the snapshot.
+  location: string, The location that contains this snapshot.
   x__xgafv: string, V1 error format.
     Allowed values
       1 - v1 error format
@@ -141,37 +141,8 @@
     The object takes the form of:
 
 { # A request for sending worker messages to the service.
-    &quot;location&quot;: &quot;A String&quot;, # The [regional endpoint]
-        # (https://cloud.google.com/dataflow/docs/concepts/regional-endpoints) that
-        # contains the job.
     &quot;workerMessages&quot;: [ # The WorkerMessages to send.
       { # WorkerMessage provides information to the backend about a worker.
-        &quot;workerMetrics&quot;: { # Worker metrics exported from workers. This contains resource utilization # Resource metrics reported by workers.
-            # metrics accumulated from a variety of sources. For more information, see
-            # go/df-resource-signals.
-          &quot;containers&quot;: { # Per container information.
-              # Key: container name.
-            &quot;a_key&quot;: # Object with schema name: ResourceUtilizationReport
-          },
-          &quot;memoryInfo&quot;: [ # Memory utilization samples.
-            { # Information about the memory usage of a worker or a container within a
-                # worker.
-              &quot;timestamp&quot;: &quot;A String&quot;, # Timestamp of the measurement.
-              &quot;currentLimitBytes&quot;: &quot;A String&quot;, # Instantenous memory limit in bytes.
-              &quot;currentRssBytes&quot;: &quot;A String&quot;, # Instantenous memory (RSS) size in bytes.
-              &quot;totalGbMs&quot;: &quot;A String&quot;, # Total memory (RSS) usage since start up in GB * ms.
-            },
-          ],
-          &quot;cpuTime&quot;: [ # CPU utilization samples.
-            { # Modeled after information exposed by /proc/stat.
-              &quot;rate&quot;: 3.14, # Average CPU utilization rate (% non-idle cpu / second) since previous
-                  # sample.
-              &quot;timestamp&quot;: &quot;A String&quot;, # Timestamp of the measurement.
-              &quot;totalMs&quot;: &quot;A String&quot;, # Total active CPU time across all cores (ie., non-idle) in milliseconds
-                  # since start-up.
-            },
-          ],
-        },
         &quot;workerMessageCode&quot;: { # A message code is used to report status and error messages to the service. # A worker message code.
             # The message codes are intended to be machine readable. The service will
             # take care of translating these into user understandable messages if
@@ -181,16 +152,6 @@
             #   1. Worker processes reporting successful startup.
             #   2. Worker processes reporting specific errors (e.g. package staging
             #      failure).
-          &quot;code&quot;: &quot;A String&quot;, # The code is a string intended for consumption by a machine that identifies
-              # the type of message being sent.
-              # Examples:
-              #  1. &quot;HARNESS_STARTED&quot; might be used to indicate the worker harness has
-              #      started.
-              #  2. &quot;GCS_DOWNLOAD_ERROR&quot; might be used to indicate an error downloading
-              #     a GCS file as part of the boot process of one of the worker containers.
-              #
-              # This is a string and not an enum to make it easy to add new codes without
-              # waiting for an API change.
           &quot;parameters&quot;: { # Parameters contains specific information about the code.
               #
               # This is a struct to allow parameters of different types.
@@ -213,6 +174,80 @@
               #  as labels since they will be included on most messages.
             &quot;a_key&quot;: &quot;&quot;, # Properties of the object.
           },
+          &quot;code&quot;: &quot;A String&quot;, # The code is a string intended for consumption by a machine that identifies
+              # the type of message being sent.
+              # Examples:
+              #  1. &quot;HARNESS_STARTED&quot; might be used to indicate the worker harness has
+              #      started.
+              #  2. &quot;GCS_DOWNLOAD_ERROR&quot; might be used to indicate an error downloading
+              #     a GCS file as part of the boot process of one of the worker containers.
+              #
+              # This is a string and not an enum to make it easy to add new codes without
+              # waiting for an API change.
+        },
+        &quot;time&quot;: &quot;A String&quot;, # The timestamp of the worker_message.
+        &quot;workerLifecycleEvent&quot;: { # A report of an event in a worker&#x27;s lifecycle. # Record of worker lifecycle events.
+            # The proto contains one event, because the worker is expected to
+            # asynchronously send each message immediately after the event.
+            # Due to this asynchrony, messages may arrive out of order (or missing), and it
+            # is up to the consumer to interpret.
+            # The timestamp of the event is in the enclosing WorkerMessage proto.
+          &quot;event&quot;: &quot;A String&quot;, # The event being reported.
+          &quot;metadata&quot;: { # Other stats that can accompany an event. E.g.
+              # { &quot;downloaded_bytes&quot; : &quot;123456&quot; }
+            &quot;a_key&quot;: &quot;A String&quot;,
+          },
+          &quot;containerStartTime&quot;: &quot;A String&quot;, # The start time of this container. All events will report this so that
+              # events can be grouped together across container/VM restarts.
+        },
+        &quot;workerMetrics&quot;: { # Worker metrics exported from workers. This contains resource utilization # Resource metrics reported by workers.
+            # metrics accumulated from a variety of sources. For more information, see
+            # go/df-resource-signals.
+          &quot;containers&quot;: { # Per container information.
+              # Key: container name.
+            &quot;a_key&quot;: # Object with schema name: ResourceUtilizationReport
+          },
+          &quot;cpuTime&quot;: [ # CPU utilization samples.
+            { # Modeled after information exposed by /proc/stat.
+              &quot;rate&quot;: 3.14, # Average CPU utilization rate (% non-idle cpu / second) since previous
+                  # sample.
+              &quot;totalMs&quot;: &quot;A String&quot;, # Total active CPU time across all cores (ie., non-idle) in milliseconds
+                  # since start-up.
+              &quot;timestamp&quot;: &quot;A String&quot;, # Timestamp of the measurement.
+            },
+          ],
+          &quot;memoryInfo&quot;: [ # Memory utilization samples.
+            { # Information about the memory usage of a worker or a container within a
+                # worker.
+              &quot;totalGbMs&quot;: &quot;A String&quot;, # Total memory (RSS) usage since start up in GB * ms.
+              &quot;timestamp&quot;: &quot;A String&quot;, # Timestamp of the measurement.
+              &quot;currentLimitBytes&quot;: &quot;A String&quot;, # Instantenous memory limit in bytes.
+              &quot;currentRssBytes&quot;: &quot;A String&quot;, # Instantenous memory (RSS) size in bytes.
+            },
+          ],
+        },
+        &quot;workerHealthReport&quot;: { # WorkerHealthReport contains information about the health of a worker. # The health of a worker.
+            #
+            # The VM should be identified by the labels attached to the WorkerMessage that
+            # this health ping belongs to.
+          &quot;vmIsHealthy&quot;: True or False, # Whether the VM is currently healthy.
+          &quot;pods&quot;: [ # The pods running on the worker. See:
+              # http://kubernetes.io/v1.1/docs/api-reference/v1/definitions.html#_v1_pod
+              #
+              # This field is used by the worker to send the status of the indvidual
+              # containers running on each worker.
+            {
+              &quot;a_key&quot;: &quot;&quot;, # Properties of the object.
+            },
+          ],
+          &quot;msg&quot;: &quot;A String&quot;, # A message describing any unusual health reports.
+          &quot;vmStartupTime&quot;: &quot;A String&quot;, # The time the VM was booted.
+          &quot;reportInterval&quot;: &quot;A String&quot;, # The interval at which the worker is sending health reports.
+              # The default value of 0 should be interpreted as the field is not being
+              # explicitly set by the worker.
+          &quot;vmIsBroken&quot;: True or False, # Whether the VM is in a permanently broken state.
+              # Broken VMs should be abandoned or deleted ASAP to avoid assigning or
+              # completing any work.
         },
         &quot;labels&quot;: { # Labels are used to group WorkerMessages.
             # For example, a worker_message about a particular container
@@ -226,21 +261,6 @@
             # not be used here.
           &quot;a_key&quot;: &quot;A String&quot;,
         },
-        &quot;time&quot;: &quot;A String&quot;, # The timestamp of the worker_message.
-        &quot;workerLifecycleEvent&quot;: { # A report of an event in a worker&#x27;s lifecycle. # Record of worker lifecycle events.
-            # The proto contains one event, because the worker is expected to
-            # asynchronously send each message immediately after the event.
-            # Due to this asynchrony, messages may arrive out of order (or missing), and it
-            # is up to the consumer to interpret.
-            # The timestamp of the event is in the enclosing WorkerMessage proto.
-          &quot;containerStartTime&quot;: &quot;A String&quot;, # The start time of this container. All events will report this so that
-              # events can be grouped together across container/VM restarts.
-          &quot;event&quot;: &quot;A String&quot;, # The event being reported.
-          &quot;metadata&quot;: { # Other stats that can accompany an event. E.g.
-              # { &quot;downloaded_bytes&quot; : &quot;123456&quot; }
-            &quot;a_key&quot;: &quot;A String&quot;,
-          },
-        },
         &quot;workerShutdownNotice&quot;: { # Shutdown notification from workers. This is to be sent by the shutdown # Shutdown notice by workers.
             # script of the worker VM so that the backend knows that the VM is being
             # shut down.
@@ -250,31 +270,11 @@
               #   &quot;PREEMPTION&quot;: shutdown reason is preemption.
               # Other possible reasons may be added in the future.
         },
-        &quot;workerHealthReport&quot;: { # WorkerHealthReport contains information about the health of a worker. # The health of a worker.
-            #
-            # The VM should be identified by the labels attached to the WorkerMessage that
-            # this health ping belongs to.
-          &quot;pods&quot;: [ # The pods running on the worker. See:
-              # http://kubernetes.io/v1.1/docs/api-reference/v1/definitions.html#_v1_pod
-              #
-              # This field is used by the worker to send the status of the indvidual
-              # containers running on each worker.
-            {
-              &quot;a_key&quot;: &quot;&quot;, # Properties of the object.
-            },
-          ],
-          &quot;reportInterval&quot;: &quot;A String&quot;, # The interval at which the worker is sending health reports.
-              # The default value of 0 should be interpreted as the field is not being
-              # explicitly set by the worker.
-          &quot;vmIsHealthy&quot;: True or False, # Whether the VM is currently healthy.
-          &quot;vmIsBroken&quot;: True or False, # Whether the VM is in a permanently broken state.
-              # Broken VMs should be abandoned or deleted ASAP to avoid assigning or
-              # completing any work.
-          &quot;vmStartupTime&quot;: &quot;A String&quot;, # The time the VM was booted.
-          &quot;msg&quot;: &quot;A String&quot;, # A message describing any unusual health reports.
-        },
       },
     ],
+    &quot;location&quot;: &quot;A String&quot;, # The [regional endpoint]
+        # (https://cloud.google.com/dataflow/docs/concepts/regional-endpoints) that
+        # contains the job.
   }
 
   x__xgafv: string, V1 error format.
@@ -297,10 +297,10 @@
               # The default value of zero means no change in report rate is requested by
               # the server.
         },
-        &quot;workerShutdownNoticeResponse&quot;: { # Service-side response to WorkerMessage issuing shutdown notice. # Service&#x27;s response to shutdown notice (currently empty).
-        },
         &quot;workerMetricsResponse&quot;: { # Service-side response to WorkerMessage reporting resource utilization. # Service&#x27;s response to reporting worker metrics (currently empty).
         },
+        &quot;workerShutdownNoticeResponse&quot;: { # Service-side response to WorkerMessage issuing shutdown notice. # Service&#x27;s response to shutdown notice (currently empty).
+        },
       },
     ],
   }</pre>