Regen all docs. (#700)

* Stop recursing if discovery == {}

* Generate docs with 'make docs'.
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+<h1><a href="accessapproval_v1beta1.html">Access Approval API</a> . <a href="accessapproval_v1beta1.projects.html">projects</a> . <a href="accessapproval_v1beta1.projects.approvalRequests.html">approvalRequests</a></h1>
+<h2>Instance Methods</h2>
+<p class="toc_element">
+  <code><a href="#approve">approve(name, body, x__xgafv=None)</a></code></p>
+<p class="firstline">Approves a request and returns the updated ApprovalRequest.</p>
+<p class="toc_element">
+  <code><a href="#dismiss">dismiss(name, body=None, x__xgafv=None)</a></code></p>
+<p class="firstline">Dismisses a request. Returns the updated ApprovalRequest.</p>
+<p class="toc_element">
+  <code><a href="#get">get(name, x__xgafv=None)</a></code></p>
+<p class="firstline">Gets an approval request. Returns NOT_FOUND if the request does not exist.</p>
+<p class="toc_element">
+  <code><a href="#list">list(parent, pageSize=None, pageToken=None, x__xgafv=None, filter=None)</a></code></p>
+<p class="firstline">Lists approval requests associated with a project, folder, or organization.</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>
+<h3>Method Details</h3>
+<div class="method">
+    <code class="details" id="approve">approve(name, body, x__xgafv=None)</code>
+  <pre>Approves a request and returns the updated ApprovalRequest.
+
+Returns NOT_FOUND if the request does not exist. Returns
+FAILED_PRECONDITION if the request exists but is not in a pending state.
+
+Args:
+  name: string, Name of the approval request to approve. (required)
+  body: object, The request body. (required)
+    The object takes the form of:
+
+{ # Request to approve an ApprovalRequest.
+    "expireTime": "A String", # The expiration time of this approval.
+  }
+
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # A request for the customer to approve access to a resource.
+    "requestedResourceProperties": { # The properties associated with the resource of the request. # Properties related to the resource represented by requested_resource_name.
+      "excludesDescendants": True or False, # Whether an approval will exclude the descendants of the resource being
+          # requested.
+    },
+    "requestTime": "A String", # The time at which approval was requested.
+    "requestedExpiration": "A String", # The requested expiration for the approval. If the request is approved,
+        # access will be granted from the time of approval until the expiration time.
+    "name": "A String", # The resource name of the request. Format is
+        # "{projects|folders|organizations}/{id}/approvalRequests/{approval_request_id}".
+    "dismiss": { # A decision that has been made to dismiss an approval request. # The request was dismissed.
+      "dismissTime": "A String", # The time at which the approval request was dismissed.
+    },
+    "requestedReason": { # The justification for which approval is being requested.
+      "type": "A String", # Type of access justification.
+      "detail": "A String", # More detail about certain reason types. See comments for each type above.
+    },
+    "requestedResourceName": "A String", # The resource for which approval is being requested. The format of the
+        # resource name is defined at
+        # https://cloud.google.com/apis/design/resource_names. The resource name here
+        # may either be a "full" resource name (e.g.
+        # "//library.googleapis.com/shelves/shelf1/books/book2") or a "relative"
+        # resource name (e.g. "shelves/shelf1/books/book2") as described in the
+        # resource name specification.
+    "approve": { # A decision that has been made to approve access to a resource. # Access was approved.
+      "expireTime": "A String", # The time at which the approval expires.
+      "approveTime": "A String", # The time at which approval was granted.
+    },
+    "requestedLocations": { # Home office and physical location of the principal. # The locations for which approval is being requested.
+      "principalOfficeCountry": "A String", # The "home office" location of the principal. A two-letter country code
+          # (ISO 3166-1 alpha-2), such as "US", "DE" or "GB" or a region code. In some
+          # limited situations Google systems may refer refer to a region code instead
+          # of a country code.
+          # Possible Region Codes:
+          # <ol>
+          #   <li>ASI: Asia</li>
+          #   <li>EUR: Europe</li>
+          #   <li>OCE: Oceania</li>
+          #   <li>AFR: Africa</li>
+          #   <li>NAM: North America</li>
+          #   <li>SAM: South America</li>
+          #   <li>ANT: Antarctica</li>
+          #   <li>ANY: Any location</li>
+          # </ol>
+      "principalPhysicalLocationCountry": "A String", # Physical location of the principal at the time of the access. A
+          # two-letter country code (ISO 3166-1 alpha-2), such as "US", "DE" or "GB" or
+          # a region code. In some limited situations Google systems may refer refer to
+          # a region code instead of a country code.
+          # Possible Region Codes:
+          # <ol>
+          #   <li>ASI: Asia</li>
+          #   <li>EUR: Europe</li>
+          #   <li>OCE: Oceania</li>
+          #   <li>AFR: Africa</li>
+          #   <li>NAM: North America</li>
+          #   <li>SAM: South America</li>
+          #   <li>ANT: Antarctica</li>
+          #   <li>ANY: Any location</li>
+          # </ol>
+    },
+  }</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="dismiss">dismiss(name, body=None, x__xgafv=None)</code>
+  <pre>Dismisses a request. Returns the updated ApprovalRequest.
+
+NOTE: This does not deny access to the resource if another request has been
+made and approved. It is equivalent in effect to ignoring the request
+altogether.
+
+Returns NOT_FOUND if the request does not exist.
+
+Returns FAILED_PRECONDITION if the request exists but is not in a pending
+state.
+
+Args:
+  name: string, Name of the ApprovalRequest to dismiss. (required)
+  body: object, The request body.
+    The object takes the form of:
+
+{ # Request to dismiss an approval request.
+  }
+
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # A request for the customer to approve access to a resource.
+    "requestedResourceProperties": { # The properties associated with the resource of the request. # Properties related to the resource represented by requested_resource_name.
+      "excludesDescendants": True or False, # Whether an approval will exclude the descendants of the resource being
+          # requested.
+    },
+    "requestTime": "A String", # The time at which approval was requested.
+    "requestedExpiration": "A String", # The requested expiration for the approval. If the request is approved,
+        # access will be granted from the time of approval until the expiration time.
+    "name": "A String", # The resource name of the request. Format is
+        # "{projects|folders|organizations}/{id}/approvalRequests/{approval_request_id}".
+    "dismiss": { # A decision that has been made to dismiss an approval request. # The request was dismissed.
+      "dismissTime": "A String", # The time at which the approval request was dismissed.
+    },
+    "requestedReason": { # The justification for which approval is being requested.
+      "type": "A String", # Type of access justification.
+      "detail": "A String", # More detail about certain reason types. See comments for each type above.
+    },
+    "requestedResourceName": "A String", # The resource for which approval is being requested. The format of the
+        # resource name is defined at
+        # https://cloud.google.com/apis/design/resource_names. The resource name here
+        # may either be a "full" resource name (e.g.
+        # "//library.googleapis.com/shelves/shelf1/books/book2") or a "relative"
+        # resource name (e.g. "shelves/shelf1/books/book2") as described in the
+        # resource name specification.
+    "approve": { # A decision that has been made to approve access to a resource. # Access was approved.
+      "expireTime": "A String", # The time at which the approval expires.
+      "approveTime": "A String", # The time at which approval was granted.
+    },
+    "requestedLocations": { # Home office and physical location of the principal. # The locations for which approval is being requested.
+      "principalOfficeCountry": "A String", # The "home office" location of the principal. A two-letter country code
+          # (ISO 3166-1 alpha-2), such as "US", "DE" or "GB" or a region code. In some
+          # limited situations Google systems may refer refer to a region code instead
+          # of a country code.
+          # Possible Region Codes:
+          # <ol>
+          #   <li>ASI: Asia</li>
+          #   <li>EUR: Europe</li>
+          #   <li>OCE: Oceania</li>
+          #   <li>AFR: Africa</li>
+          #   <li>NAM: North America</li>
+          #   <li>SAM: South America</li>
+          #   <li>ANT: Antarctica</li>
+          #   <li>ANY: Any location</li>
+          # </ol>
+      "principalPhysicalLocationCountry": "A String", # Physical location of the principal at the time of the access. A
+          # two-letter country code (ISO 3166-1 alpha-2), such as "US", "DE" or "GB" or
+          # a region code. In some limited situations Google systems may refer refer to
+          # a region code instead of a country code.
+          # Possible Region Codes:
+          # <ol>
+          #   <li>ASI: Asia</li>
+          #   <li>EUR: Europe</li>
+          #   <li>OCE: Oceania</li>
+          #   <li>AFR: Africa</li>
+          #   <li>NAM: North America</li>
+          #   <li>SAM: South America</li>
+          #   <li>ANT: Antarctica</li>
+          #   <li>ANY: Any location</li>
+          # </ol>
+    },
+  }</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="get">get(name, x__xgafv=None)</code>
+  <pre>Gets an approval request. Returns NOT_FOUND if the request does not exist.
+
+Args:
+  name: string, Name of the approval request to retrieve. (required)
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # A request for the customer to approve access to a resource.
+    "requestedResourceProperties": { # The properties associated with the resource of the request. # Properties related to the resource represented by requested_resource_name.
+      "excludesDescendants": True or False, # Whether an approval will exclude the descendants of the resource being
+          # requested.
+    },
+    "requestTime": "A String", # The time at which approval was requested.
+    "requestedExpiration": "A String", # The requested expiration for the approval. If the request is approved,
+        # access will be granted from the time of approval until the expiration time.
+    "name": "A String", # The resource name of the request. Format is
+        # "{projects|folders|organizations}/{id}/approvalRequests/{approval_request_id}".
+    "dismiss": { # A decision that has been made to dismiss an approval request. # The request was dismissed.
+      "dismissTime": "A String", # The time at which the approval request was dismissed.
+    },
+    "requestedReason": { # The justification for which approval is being requested.
+      "type": "A String", # Type of access justification.
+      "detail": "A String", # More detail about certain reason types. See comments for each type above.
+    },
+    "requestedResourceName": "A String", # The resource for which approval is being requested. The format of the
+        # resource name is defined at
+        # https://cloud.google.com/apis/design/resource_names. The resource name here
+        # may either be a "full" resource name (e.g.
+        # "//library.googleapis.com/shelves/shelf1/books/book2") or a "relative"
+        # resource name (e.g. "shelves/shelf1/books/book2") as described in the
+        # resource name specification.
+    "approve": { # A decision that has been made to approve access to a resource. # Access was approved.
+      "expireTime": "A String", # The time at which the approval expires.
+      "approveTime": "A String", # The time at which approval was granted.
+    },
+    "requestedLocations": { # Home office and physical location of the principal. # The locations for which approval is being requested.
+      "principalOfficeCountry": "A String", # The "home office" location of the principal. A two-letter country code
+          # (ISO 3166-1 alpha-2), such as "US", "DE" or "GB" or a region code. In some
+          # limited situations Google systems may refer refer to a region code instead
+          # of a country code.
+          # Possible Region Codes:
+          # <ol>
+          #   <li>ASI: Asia</li>
+          #   <li>EUR: Europe</li>
+          #   <li>OCE: Oceania</li>
+          #   <li>AFR: Africa</li>
+          #   <li>NAM: North America</li>
+          #   <li>SAM: South America</li>
+          #   <li>ANT: Antarctica</li>
+          #   <li>ANY: Any location</li>
+          # </ol>
+      "principalPhysicalLocationCountry": "A String", # Physical location of the principal at the time of the access. A
+          # two-letter country code (ISO 3166-1 alpha-2), such as "US", "DE" or "GB" or
+          # a region code. In some limited situations Google systems may refer refer to
+          # a region code instead of a country code.
+          # Possible Region Codes:
+          # <ol>
+          #   <li>ASI: Asia</li>
+          #   <li>EUR: Europe</li>
+          #   <li>OCE: Oceania</li>
+          #   <li>AFR: Africa</li>
+          #   <li>NAM: North America</li>
+          #   <li>SAM: South America</li>
+          #   <li>ANT: Antarctica</li>
+          #   <li>ANY: Any location</li>
+          # </ol>
+    },
+  }</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="list">list(parent, pageSize=None, pageToken=None, x__xgafv=None, filter=None)</code>
+  <pre>Lists approval requests associated with a project, folder, or organization.
+Approval requests can be filtered by state (pending, active, dismissed).
+The order is reverse chronological.
+
+Args:
+  parent: string, The parent resource. This may be "projects/{project_id}",
+"folders/{folder_id}", or "organizations/{organization_id}". (required)
+  pageSize: integer, Requested page size.
+  pageToken: string, A token identifying the page of results to return.
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+  filter: string, A filter on the type of approval requests to retrieve. Must be one of the
+following values:
+<ol>
+  <li>[not set]: Requests that are pending or have active approvals.</li>
+  <li>ALL: All requests.</li>
+  <li>PENDING: Only pending requests.</li>
+  <li>ACTIVE: Only active (i.e. currently approved) requests.</li>
+  <li>DISMISSED: Only dismissed (including expired) requests.</li>
+</ol>
+
+Returns:
+  An object of the form:
+
+    { # Response to listing of ApprovalRequest objects.
+    "nextPageToken": "A String", # Token to retrieve the next page of results, or empty if there are no more.
+    "approvalRequests": [ # Approval request details.
+      { # A request for the customer to approve access to a resource.
+        "requestedResourceProperties": { # The properties associated with the resource of the request. # Properties related to the resource represented by requested_resource_name.
+          "excludesDescendants": True or False, # Whether an approval will exclude the descendants of the resource being
+              # requested.
+        },
+        "requestTime": "A String", # The time at which approval was requested.
+        "requestedExpiration": "A String", # The requested expiration for the approval. If the request is approved,
+            # access will be granted from the time of approval until the expiration time.
+        "name": "A String", # The resource name of the request. Format is
+            # "{projects|folders|organizations}/{id}/approvalRequests/{approval_request_id}".
+        "dismiss": { # A decision that has been made to dismiss an approval request. # The request was dismissed.
+          "dismissTime": "A String", # The time at which the approval request was dismissed.
+        },
+        "requestedReason": { # The justification for which approval is being requested.
+          "type": "A String", # Type of access justification.
+          "detail": "A String", # More detail about certain reason types. See comments for each type above.
+        },
+        "requestedResourceName": "A String", # The resource for which approval is being requested. The format of the
+            # resource name is defined at
+            # https://cloud.google.com/apis/design/resource_names. The resource name here
+            # may either be a "full" resource name (e.g.
+            # "//library.googleapis.com/shelves/shelf1/books/book2") or a "relative"
+            # resource name (e.g. "shelves/shelf1/books/book2") as described in the
+            # resource name specification.
+        "approve": { # A decision that has been made to approve access to a resource. # Access was approved.
+          "expireTime": "A String", # The time at which the approval expires.
+          "approveTime": "A String", # The time at which approval was granted.
+        },
+        "requestedLocations": { # Home office and physical location of the principal. # The locations for which approval is being requested.
+          "principalOfficeCountry": "A String", # The "home office" location of the principal. A two-letter country code
+              # (ISO 3166-1 alpha-2), such as "US", "DE" or "GB" or a region code. In some
+              # limited situations Google systems may refer refer to a region code instead
+              # of a country code.
+              # Possible Region Codes:
+              # <ol>
+              #   <li>ASI: Asia</li>
+              #   <li>EUR: Europe</li>
+              #   <li>OCE: Oceania</li>
+              #   <li>AFR: Africa</li>
+              #   <li>NAM: North America</li>
+              #   <li>SAM: South America</li>
+              #   <li>ANT: Antarctica</li>
+              #   <li>ANY: Any location</li>
+              # </ol>
+          "principalPhysicalLocationCountry": "A String", # Physical location of the principal at the time of the access. A
+              # two-letter country code (ISO 3166-1 alpha-2), such as "US", "DE" or "GB" or
+              # a region code. In some limited situations Google systems may refer refer to
+              # a region code instead of a country code.
+              # Possible Region Codes:
+              # <ol>
+              #   <li>ASI: Asia</li>
+              #   <li>EUR: Europe</li>
+              #   <li>OCE: Oceania</li>
+              #   <li>AFR: Africa</li>
+              #   <li>NAM: North America</li>
+              #   <li>SAM: South America</li>
+              #   <li>ANT: Antarctica</li>
+              #   <li>ANY: Any location</li>
+              # </ol>
+        },
+      },
+    ],
+  }</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="list_next">list_next(previous_request, previous_response)</code>
+  <pre>Retrieves the next page of results.
+
+Args:
+  previous_request: The request for the previous page. (required)
+  previous_response: The response from the request for the previous page. (required)
+
+Returns:
+  A request object that you can call 'execute()' on to request the next
+  page. Returns None if there are no more items in the collection.
+    </pre>
+</div>
+
+</body></html>
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