public Builder clearSourceSnapshot() {
          sourceSnapshot_ = getDefaultInstance().getSourceSnapshot();
          bitField0_ = (bitField0_ & ~0x00000008);
          onChanged();
          return this;
        }
<pre>
Optional. Name of the snapshot to use as the source for the disk. If
set,
[size_gb][google.cloud.workstations.v1beta.WorkstationConfig.PersistentDirectory.GceRegionalPersistentDisk.size_gb]
and
[fs_type][google.cloud.workstations.v1beta.WorkstationConfig.PersistentDirectory.GceRegionalPersistentDisk.fs_type]
must be empty.
</pre>

<code>string source_snapshot = 5 [(.google.api.field_behavior) = OPTIONAL];</code>

@return This builder for chaining.
java-workstations/proto-google-cloud-workstations-v1beta/src/main/java/com/google/cloud/workstations/v1beta/WorkstationConfig.java