Regen docs (#364)

diff --git a/docs/dyn/container_v1.projects.zones.operations.html b/docs/dyn/container_v1.projects.zones.operations.html
index cbade27..0ef563a 100644
--- a/docs/dyn/container_v1.projects.zones.operations.html
+++ b/docs/dyn/container_v1.projects.zones.operations.html
@@ -75,6 +75,9 @@
 <h1><a href="container_v1.html">Google Container Engine API</a> . <a href="container_v1.projects.html">projects</a> . <a href="container_v1.projects.zones.html">zones</a> . <a href="container_v1.projects.zones.operations.html">operations</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
+  <code><a href="#cancel">cancel(projectId, zone, operationId, body, x__xgafv=None)</a></code></p>
+<p class="firstline">Cancels the specified operation.</p>
+<p class="toc_element">
   <code><a href="#get">get(projectId, zone, operationId, x__xgafv=None)</a></code></p>
 <p class="firstline">Gets the specified operation.</p>
 <p class="toc_element">
@@ -82,6 +85,29 @@
 <p class="firstline">Lists all operations in a project in a specific zone or all zones.</p>
 <h3>Method Details</h3>
 <div class="method">
+    <code class="details" id="cancel">cancel(projectId, zone, operationId, body, x__xgafv=None)</code>
+  <pre>Cancels the specified operation.
+
+Args:
+  projectId: string, The Google Developers Console [project ID or project number](https://support.google.com/cloud/answer/6158840). (required)
+  zone: string, The name of the Google Compute Engine [zone](/compute/docs/zones#available) in which the operation resides. (required)
+  operationId: string, The server-assigned `name` of the operation. (required)
+  body: object, The request body. (required)
+    The object takes the form of:
+
+{ # CancelOperationRequest cancels a single operation.
+  }
+
+  x__xgafv: string, V1 error format.
+
+Returns:
+  An object of the form:
+
+    { # A generic empty message that you can re-use to avoid defining duplicated empty messages in your APIs. A typical example is to use it as the request or the response type of an API method. For instance: service Foo { rpc Bar(google.protobuf.Empty) returns (google.protobuf.Empty); } The JSON representation for `Empty` is empty JSON object `{}`.
+  }</pre>
+</div>
+
+<div class="method">
     <code class="details" id="get">get(projectId, zone, operationId, x__xgafv=None)</code>
   <pre>Gets the specified operation.