Fix method doc signatures for multiline required parameters (#374)

* Fix method doc signatures for multiline required parameters.

Existing doc generator failed to recognize parameters as required when parameter descriptions
extended over more than one line. Besides presenting incorrect information, resulting
inconsistencies broke checks for automated sample generation.

* Regen docs
diff --git a/docs/dyn/runtimeconfig_v1beta1.projects.configs.html b/docs/dyn/runtimeconfig_v1beta1.projects.configs.html
index fb03b2a..52faa4f 100644
--- a/docs/dyn/runtimeconfig_v1beta1.projects.configs.html
+++ b/docs/dyn/runtimeconfig_v1beta1.projects.configs.html
@@ -90,35 +90,35 @@
 <p class="firstline">Returns the waiters Resource.</p>
 
 <p class="toc_element">
-  <code><a href="#create">create(parent=None, body, requestId=None, x__xgafv=None)</a></code></p>
+  <code><a href="#create">create(parent, body, requestId=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Creates a new RuntimeConfig resource. The configuration name must be</p>
 <p class="toc_element">
-  <code><a href="#delete">delete(name=None, x__xgafv=None)</a></code></p>
+  <code><a href="#delete">delete(name, x__xgafv=None)</a></code></p>
 <p class="firstline">Deletes a RuntimeConfig resource.</p>
 <p class="toc_element">
-  <code><a href="#get">get(name=None, x__xgafv=None)</a></code></p>
+  <code><a href="#get">get(name, x__xgafv=None)</a></code></p>
 <p class="firstline">Gets information about a RuntimeConfig resource.</p>
 <p class="toc_element">
-  <code><a href="#getIamPolicy">getIamPolicy(resource=None, x__xgafv=None)</a></code></p>
+  <code><a href="#getIamPolicy">getIamPolicy(resource, x__xgafv=None)</a></code></p>
 <p class="firstline">Gets the access control policy for a resource.</p>
 <p class="toc_element">
-  <code><a href="#list">list(parent=None, pageToken=None, x__xgafv=None, pageSize=None)</a></code></p>
+  <code><a href="#list">list(parent, pageToken=None, x__xgafv=None, pageSize=None)</a></code></p>
 <p class="firstline">Lists all the RuntimeConfig resources within project.</p>
 <p class="toc_element">
   <code><a href="#list_next">list_next(previous_request, previous_response)</a></code></p>
 <p class="firstline">Retrieves the next page of results.</p>
 <p class="toc_element">
-  <code><a href="#setIamPolicy">setIamPolicy(resource=None, body, x__xgafv=None)</a></code></p>
+  <code><a href="#setIamPolicy">setIamPolicy(resource, body, x__xgafv=None)</a></code></p>
 <p class="firstline">Sets the access control policy on the specified resource. Replaces any</p>
 <p class="toc_element">
-  <code><a href="#testIamPermissions">testIamPermissions(resource=None, body, x__xgafv=None)</a></code></p>
+  <code><a href="#testIamPermissions">testIamPermissions(resource, body, x__xgafv=None)</a></code></p>
 <p class="firstline">Returns permissions that a caller has on the specified resource.</p>
 <p class="toc_element">
-  <code><a href="#update">update(name=None, body, x__xgafv=None)</a></code></p>
+  <code><a href="#update">update(name, body, x__xgafv=None)</a></code></p>
 <p class="firstline">Updates a RuntimeConfig resource. The configuration must exist beforehand.</p>
 <h3>Method Details</h3>
 <div class="method">
-    <code class="details" id="create">create(parent=None, body, requestId=None, x__xgafv=None)</code>
+    <code class="details" id="create">create(parent, body, requestId=None, x__xgafv=None)</code>
   <pre>Creates a new RuntimeConfig resource. The configuration name must be
 unique within project.
 
@@ -182,7 +182,7 @@
 </div>
 
 <div class="method">
-    <code class="details" id="delete">delete(name=None, x__xgafv=None)</code>
+    <code class="details" id="delete">delete(name, x__xgafv=None)</code>
   <pre>Deletes a RuntimeConfig resource.
 
 Args:
@@ -210,7 +210,7 @@
 </div>
 
 <div class="method">
-    <code class="details" id="get">get(name=None, x__xgafv=None)</code>
+    <code class="details" id="get">get(name, x__xgafv=None)</code>
   <pre>Gets information about a RuntimeConfig resource.
 
 Args:
@@ -244,7 +244,7 @@
 </div>
 
 <div class="method">
-    <code class="details" id="getIamPolicy">getIamPolicy(resource=None, x__xgafv=None)</code>
+    <code class="details" id="getIamPolicy">getIamPolicy(resource, x__xgafv=None)</code>
   <pre>Gets the access control policy for a resource.
 Returns an empty policy if the resource exists and does not have a policy
 set.
@@ -324,6 +324,7 @@
         ],
       },
     ],
+    "version": 42, # Version of the `Policy`. The default version is 0.
     "etag": "A String", # `etag` is used for optimistic concurrency control as a way to help
         # prevent simultaneous updates of a policy from overwriting each other.
         # It is strongly suggested that systems make use of the `etag` in the
@@ -334,12 +335,11 @@
         #
         # If no `etag` is provided in the call to `setIamPolicy`, then the existing
         # policy is overwritten blindly.
-    "version": 42, # Version of the `Policy`. The default version is 0.
   }</pre>
 </div>
 
 <div class="method">
-    <code class="details" id="list">list(parent=None, pageToken=None, x__xgafv=None, pageSize=None)</code>
+    <code class="details" id="list">list(parent, pageToken=None, x__xgafv=None, pageSize=None)</code>
   <pre>Lists all the RuntimeConfig resources within project.
 
 Args:
@@ -401,7 +401,7 @@
 </div>
 
 <div class="method">
-    <code class="details" id="setIamPolicy">setIamPolicy(resource=None, body, x__xgafv=None)</code>
+    <code class="details" id="setIamPolicy">setIamPolicy(resource, body, x__xgafv=None)</code>
   <pre>Sets the access control policy on the specified resource. Replaces any
 existing policy.
 
@@ -479,6 +479,7 @@
           ],
         },
       ],
+      "version": 42, # Version of the `Policy`. The default version is 0.
       "etag": "A String", # `etag` is used for optimistic concurrency control as a way to help
           # prevent simultaneous updates of a policy from overwriting each other.
           # It is strongly suggested that systems make use of the `etag` in the
@@ -489,7 +490,6 @@
           #
           # If no `etag` is provided in the call to `setIamPolicy`, then the existing
           # policy is overwritten blindly.
-      "version": 42, # Version of the `Policy`. The default version is 0.
     },
   }
 
@@ -565,6 +565,7 @@
         ],
       },
     ],
+    "version": 42, # Version of the `Policy`. The default version is 0.
     "etag": "A String", # `etag` is used for optimistic concurrency control as a way to help
         # prevent simultaneous updates of a policy from overwriting each other.
         # It is strongly suggested that systems make use of the `etag` in the
@@ -575,12 +576,11 @@
         #
         # If no `etag` is provided in the call to `setIamPolicy`, then the existing
         # policy is overwritten blindly.
-    "version": 42, # Version of the `Policy`. The default version is 0.
   }</pre>
 </div>
 
 <div class="method">
-    <code class="details" id="testIamPermissions">testIamPermissions(resource=None, body, x__xgafv=None)</code>
+    <code class="details" id="testIamPermissions">testIamPermissions(resource, body, x__xgafv=None)</code>
   <pre>Returns permissions that a caller has on the specified resource.
 If the resource does not exist, this will return an empty set of
 permissions, not a NOT_FOUND error.
@@ -621,7 +621,7 @@
 </div>
 
 <div class="method">
-    <code class="details" id="update">update(name=None, body, x__xgafv=None)</code>
+    <code class="details" id="update">update(name, body, x__xgafv=None)</code>
   <pre>Updates a RuntimeConfig resource. The configuration must exist beforehand.
 
 Args: