diff --git a/src/com/android/emailcommon/internet/MimeHeader.java b/src/com/android/emailcommon/internet/MimeHeader.java
index 45ae318..c578bad 100644
--- a/src/com/android/emailcommon/internet/MimeHeader.java
+++ b/src/com/android/emailcommon/internet/MimeHeader.java
@@ -33,10 +33,6 @@
      * into the MIME data by LocalStore.fetch.
      */
     public static final String HEADER_ANDROID_ATTACHMENT_STORE_DATA = "X-Android-Attachment-StoreData";
-    /**
-     * Application specific header that is used to tag body parts for quoted/forwarded messages.
-     */
-    public static final String HEADER_ANDROID_BODY_QUOTED_PART = "X-Android-Body-Quoted-Part";
 
     public static final String HEADER_CONTENT_TYPE = "Content-Type";
     public static final String HEADER_CONTENT_TRANSFER_ENCODING = "Content-Transfer-Encoding";
diff --git a/src/com/android/emailcommon/utility/ConversionUtilities.java b/src/com/android/emailcommon/utility/ConversionUtilities.java
index 1f53db8..7bfe7d9 100644
--- a/src/com/android/emailcommon/utility/ConversionUtilities.java
+++ b/src/com/android/emailcommon/utility/ConversionUtilities.java
@@ -27,13 +27,6 @@
 
 public class ConversionUtilities {
     /**
-     * Values for HEADER_ANDROID_BODY_QUOTED_PART to tag body parts
-     */
-    public static final String BODY_QUOTED_PART_REPLY = "quoted-reply";
-    public static final String BODY_QUOTED_PART_FORWARD = "quoted-forward";
-    public static final String BODY_QUOTED_PART_INTRO = "quoted-intro";
-
-    /**
      * Helper function to append text to a StringBuffer, creating it if necessary.
      * Optimization:  The majority of the time we are *not* appending - we should have a path
      * that deals with single strings.