Regen all docs. (#700)

* Stop recursing if discovery == {}

* Generate docs with 'make docs'.
diff --git a/docs/dyn/cloudfunctions_v1beta2.operations.html b/docs/dyn/cloudfunctions_v1beta2.operations.html
index 2cb5158..65614bf 100644
--- a/docs/dyn/cloudfunctions_v1beta2.operations.html
+++ b/docs/dyn/cloudfunctions_v1beta2.operations.html
@@ -72,13 +72,13 @@
 
 </style>
 
-<h1><a href="cloudfunctions_v1beta2.html">Google Cloud Functions API</a> . <a href="cloudfunctions_v1beta2.operations.html">operations</a></h1>
+<h1><a href="cloudfunctions_v1beta2.html">Cloud Functions API</a> . <a href="cloudfunctions_v1beta2.operations.html">operations</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
   <code><a href="#get">get(name, x__xgafv=None)</a></code></p>
 <p class="firstline">Gets the latest state of a long-running operation.  Clients can use this</p>
 <p class="toc_element">
-  <code><a href="#list">list(name=None, pageSize=None, filter=None, pageToken=None, x__xgafv=None)</a></code></p>
+  <code><a href="#list">list(name=None, pageToken=None, x__xgafv=None, pageSize=None, filter=None)</a></code></p>
 <p class="firstline">Lists operations that match the specified filter in the request. If the</p>
 <p class="toc_element">
   <code><a href="#list_next">list_next(previous_request, previous_response)</a></code></p>
@@ -108,17 +108,17 @@
         # long-running operation should document the metadata type, if any.
       "a_key": "", # Properties of the object. Contains field @type with type URL.
     },
-    "error": { # The `Status` type defines a logical error model that is suitable for different # The error result of the operation in case of failure or cancellation.
-        # programming environments, including REST APIs and RPC APIs. It is used by
-        # [gRPC](https://github.com/grpc). The error model is designed to be:
+    "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). The error model is designed to be:
         #
         # - Simple to use and understand for most users
         # - Flexible enough to meet unexpected needs
         #
         # # Overview
         #
-        # The `Status` message contains three pieces of data: error code, error message,
-        # and error details. The error code should be an enum value of
+        # The `Status` message contains three pieces of data: error code, error
+        # message, and error details. The error code should be an enum value of
         # google.rpc.Code, but it may accept additional error codes if needed.  The
         # error message should be a developer-facing English message that helps
         # developers *understand* and *resolve* the error. If a localized user-facing
@@ -164,15 +164,15 @@
           # user-facing error message should be localized and sent in the
           # google.rpc.Status.details field, or localized by the client.
       "code": 42, # The status code, which should be an enum value of google.rpc.Code.
-      "details": [ # A list of messages that carry the error details.  There will be a
-          # common set of message types for APIs to use.
+      "details": [ # A list of messages that carry the error details.  There is a common set of
+          # message types for APIs to use.
         {
           "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
+        # 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
@@ -186,12 +186,12 @@
     },
     "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 have the format of `operations/some/unique/name`.
+        # `name` should be a resource name ending with `operations/{unique_id}`.
   }</pre>
 </div>
 
 <div class="method">
-    <code class="details" id="list">list(name=None, pageSize=None, filter=None, pageToken=None, x__xgafv=None)</code>
+    <code class="details" id="list">list(name=None, pageToken=None, x__xgafv=None, pageSize=None, filter=None)</code>
   <pre>Lists operations that match the specified filter in the request. If the
 server doesn't support this method, it returns `UNIMPLEMENTED`.
 
@@ -204,19 +204,20 @@
 is the parent resource, without the operations collection id.
 
 Args:
-  name: string, The name of the operation's parent resource.
-  pageSize: integer, The standard list page size.
-  filter: string, The standard list filter.
+  name: string, Must not be set.
   pageToken: string, The standard list page token.
   x__xgafv: string, V1 error format.
     Allowed values
       1 - v1 error format
       2 - v2 error format
+  pageSize: integer, The standard list page size.
+  filter: string, Required. A filter for matching the requested operations.<br><br> The supported formats of <b>filter</b> are:<br> To query for specific function: <code>project:*,location:*,function:*</code><br> To query for all of the latest operations for a project: <code>project:*,latest:true</code>
 
 Returns:
   An object of the form:
 
     { # The response message for Operations.ListOperations.
+    "nextPageToken": "A String", # The standard List next-page token.
     "operations": [ # A list of operations that matches the specified filter in the request.
       { # This resource represents a long-running operation that is the result of a
           # network API call.
@@ -226,17 +227,17 @@
             # long-running operation should document the metadata type, if any.
           "a_key": "", # Properties of the object. Contains field @type with type URL.
         },
-        "error": { # The `Status` type defines a logical error model that is suitable for different # The error result of the operation in case of failure or cancellation.
-            # programming environments, including REST APIs and RPC APIs. It is used by
-            # [gRPC](https://github.com/grpc). The error model is designed to be:
+        "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). The error model is designed to be:
             #
             # - Simple to use and understand for most users
             # - Flexible enough to meet unexpected needs
             #
             # # Overview
             #
-            # The `Status` message contains three pieces of data: error code, error message,
-            # and error details. The error code should be an enum value of
+            # The `Status` message contains three pieces of data: error code, error
+            # message, and error details. The error code should be an enum value of
             # google.rpc.Code, but it may accept additional error codes if needed.  The
             # error message should be a developer-facing English message that helps
             # developers *understand* and *resolve* the error. If a localized user-facing
@@ -282,15 +283,15 @@
               # user-facing error message should be localized and sent in the
               # google.rpc.Status.details field, or localized by the client.
           "code": 42, # The status code, which should be an enum value of google.rpc.Code.
-          "details": [ # A list of messages that carry the error details.  There will be a
-              # common set of message types for APIs to use.
+          "details": [ # A list of messages that carry the error details.  There is a common set of
+              # message types for APIs to use.
             {
               "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
+            # 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
@@ -304,10 +305,9 @@
         },
         "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 have the format of `operations/some/unique/name`.
+            # `name` should be a resource name ending with `operations/{unique_id}`.
       },
     ],
-    "nextPageToken": "A String", # The standard List next-page token.
   }</pre>
 </div>