Linting cleanup (#645)

* Fix javadoc param name

* Group serializeHeaders() overloads

google-http-client/src/main/java/com/google/api/client/http/HttpHeaders.java

@@ -893,21 +893,6 @@ static void serializeHeaders(
     serializeHeaders(headers, logbuf, curlbuf, logger, lowLevelHttpRequest, null);
   }
 
-  /**
-   * Serializes headers to an {@link Writer} for Multi-part requests.
-   *
-   * @param headers HTTP headers
-   * @param logbuf log buffer or {@code null} for none
-   * @param logger logger or {@code null} for none. Logger must be specified if log buffer is
-   *     specified
-   * @param writer Writer where HTTP headers will be serialized to or {@code null} for none
-   * @since 1.9
-   */
-  public static void serializeHeadersForMultipartRequests(
-      HttpHeaders headers, StringBuilder logbuf, Logger logger, Writer writer) throws IOException {
-    serializeHeaders(headers, logbuf, null, logger, null, writer);
-  }
-
   static void serializeHeaders(
       HttpHeaders headers,
       StringBuilder logbuf,
@@ -947,6 +932,21 @@ static void serializeHeaders(
     }
   }
 
+  /**
+   * Serializes headers to an {@link Writer} for Multi-part requests.
+   *
+   * @param headers HTTP headers
+   * @param logbuf log buffer or {@code null} for none
+   * @param logger logger or {@code null} for none. Logger must be specified if log buffer is
+   *     specified
+   * @param writer Writer where HTTP headers will be serialized to or {@code null} for none
+   * @since 1.9
+   */
+  public static void serializeHeadersForMultipartRequests(
+      HttpHeaders headers, StringBuilder logbuf, Logger logger, Writer writer) throws IOException {
+    serializeHeaders(headers, logbuf, null, logger, null, writer);
+  }
+
   /**
    * Puts all headers of the {@link LowLevelHttpResponse} into this {@link HttpHeaders} object.
    *

google-http-client/src/main/java/com/google/api/client/util/Objects.java

@@ -88,7 +88,7 @@ public static final class ToStringHelper {
     private ValueHolder holderTail = holderHead;
     private boolean omitNullValues;
 
-    /** @param wrapped wrapped object */
+    /** @param className wrapped object */
     ToStringHelper(String className) {
       this.className = className;
     }