comment corrections

Author: MarkDuckworth

docs-devsite/firestore_.md

@@ -157,7 +157,7 @@ https://github.com/firebase/firebase-js-sdk
 |  [SnapshotMetadata](./firestore_.snapshotmetadata.md#snapshotmetadata_class) | Metadata about a snapshot, describing the state of the snapshot. |
 |  [Timestamp](./firestore_.timestamp.md#timestamp_class) | A <code>Timestamp</code> represents a point in time independent of any time zone or calendar, represented as seconds and fractions of seconds at nanosecond resolution in UTC Epoch time.<!-- -->It is encoded using the Proleptic Gregorian Calendar which extends the Gregorian calendar backwards to year one. It is encoded assuming all minutes are 60 seconds long, i.e. leap seconds are "smeared" so that no leap second table is needed for interpretation. Range is from 0001-01-01T00:00:00Z to 9999-12-31T23:59:59.999999999Z.<!-- -->For examples and further specifications, refer to the [Timestamp definition](https://github.com/google/protobuf/blob/master/src/google/protobuf/timestamp.proto)<!-- -->. |
 |  [Transaction](./firestore_.transaction.md#transaction_class) | A reference to a transaction.<!-- -->The <code>Transaction</code> object passed to a transaction's <code>updateFunction</code> provides the methods to read and write data within the transaction context. See [runTransaction()](./firestore_.md#runtransaction_6f03ec4)<!-- -->. |
-|  [VectorValue](./firestore_.vectorvalue.md#vectorvalue_class) | Represent a vector type in Firestore documents. Create an instance with . VectorValue |
+|  [VectorValue](./firestore_.vectorvalue.md#vectorvalue_class) | Represents a vector type in Firestore documents. Create an instance with . VectorValue |
 |  [WriteBatch](./firestore_.writebatch.md#writebatch_class) | A write batch, used to perform multiple writes as a single atomic unit.<!-- -->A <code>WriteBatch</code> object can be acquired by calling [writeBatch()](./firestore_.md#writebatch_231a8e0)<!-- -->. It provides methods for adding writes to the write batch. None of the writes will be committed (or visible locally) until [WriteBatch.commit()](./firestore_.writebatch.md#writebatchcommit) is called. |
 
 ## Interfaces

docs-devsite/firestore_lite.md

@@ -119,7 +119,7 @@ https://github.com/firebase/firebase-js-sdk
 |  [QueryStartAtConstraint](./firestore_lite.querystartatconstraint.md#querystartatconstraint_class) | A <code>QueryStartAtConstraint</code> is used to exclude documents from the start of a result set returned by a Firestore query. <code>QueryStartAtConstraint</code>s are created by invoking [startAt()](./firestore_.md#startat_9a4477f) or [startAfter()](./firestore_.md#startafter_9a4477f) and can then be passed to [query()](./firestore_.md#query_9f7b0f4) to create a new query instance that also contains this <code>QueryStartAtConstraint</code>. |
 |  [Timestamp](./firestore_lite.timestamp.md#timestamp_class) | A <code>Timestamp</code> represents a point in time independent of any time zone or calendar, represented as seconds and fractions of seconds at nanosecond resolution in UTC Epoch time.<!-- -->It is encoded using the Proleptic Gregorian Calendar which extends the Gregorian calendar backwards to year one. It is encoded assuming all minutes are 60 seconds long, i.e. leap seconds are "smeared" so that no leap second table is needed for interpretation. Range is from 0001-01-01T00:00:00Z to 9999-12-31T23:59:59.999999999Z.<!-- -->For examples and further specifications, refer to the [Timestamp definition](https://github.com/google/protobuf/blob/master/src/google/protobuf/timestamp.proto)<!-- -->. |
 |  [Transaction](./firestore_lite.transaction.md#transaction_class) | A reference to a transaction.<!-- -->The <code>Transaction</code> object passed to a transaction's <code>updateFunction</code> provides the methods to read and write data within the transaction context. See [runTransaction()](./firestore_.md#runtransaction_6f03ec4)<!-- -->. |
-|  [VectorValue](./firestore_lite.vectorvalue.md#vectorvalue_class) | Represent a vector type in Firestore documents. Create an instance with . VectorValue |
+|  [VectorValue](./firestore_lite.vectorvalue.md#vectorvalue_class) | Represents a vector type in Firestore documents. Create an instance with . VectorValue |
 |  [WriteBatch](./firestore_lite.writebatch.md#writebatch_class) | A write batch, used to perform multiple writes as a single atomic unit.<!-- -->A <code>WriteBatch</code> object can be acquired by calling [writeBatch()](./firestore_.md#writebatch_231a8e0)<!-- -->. It provides methods for adding writes to the write batch. None of the writes will be committed (or visible locally) until [WriteBatch.commit()](./firestore_.writebatch.md#writebatchcommit) is called. |
 
 ## Interfaces

packages/firestore/src/lite-api/vector_value.ts

@@ -18,7 +18,7 @@
 import { isPrimitiveArrayEqual } from '../util/array';
 
 /**
- * Represent a vector type in Firestore documents.
+ * Represents a vector type in Firestore documents.
  * Create an instance with {@link FieldValue.vector}.
  *
  * @class VectorValue