Correct some javadoc typos

jetty-core/jetty-client/src/main/java/org/eclipse/jetty/client/MultiPartRequestContent.java

@@ -30,7 +30,7 @@
  * multiPart.close();
  * ContentResponse response = client.newRequest("localhost", connector.getLocalPort())
  *         .method(HttpMethod.POST)
- *         .content(multiPart)
+ *         .body(multiPart)
  *         .send();
  * </pre>
  * <p>The above example would be the equivalent of submitting this form:</p>

jetty-core/jetty-client/src/main/java/org/eclipse/jetty/client/OutputStreamRequestContent.java

@@ -34,7 +34,7 @@
  * try (OutputStream output = content.getOutputStream())
  * {
  *     httpClient.newRequest("localhost", 8080)
- *             .content(content)
+ *             .body(content)
  *             .send(new Response.CompleteListener()
  *             {
  *                 @Override

jetty-core/jetty-http/src/main/java/org/eclipse/jetty/http/CookieParser.java

@@ -26,6 +26,8 @@ public interface CookieParser
 {
     /**
      * <p>A factory method to create a new parser suitable for the compliance mode.</p>
+     *
+     * @param handler the handler for Cookie Parsing events
      * @param compliance The compliance mode to use for parsing.
      * @param complianceListener A listener for compliance violations or null.
      * @return A CookieParser instance.

jetty-core/jetty-http/src/main/java/org/eclipse/jetty/http/MultiPartByteRanges.java

@@ -45,7 +45,7 @@
  * Content.Source content = ...;
  *
  * // Create and configure MultiPartByteRanges.
- * MultiPartByteRanges byteRanges = new MultiPartByteRanges(boundary);
+ * MultiPartByteRanges.Parser byteRanges = new MultiPartByteRanges.Parser(boundary);
  *
  * // Parse the content.
  * byteRanges.parse(content)

jetty-core/jetty-http/src/main/java/org/eclipse/jetty/http/MultiPartFormData.java

@@ -55,7 +55,7 @@
  * Content.Source content = ...;
  *
  * // Create and configure MultiPartFormData.
- * MultiPartFormData formData = new MultiPartFormData(boundary);
+ * MultiPartFormData.Parser formData = new MultiPartFormData.Parser(boundary);
  * // Where to store the files.
  * formData.setFilesDirectory(Path.of("/tmp"));
  * // Max 1 MiB files.