--- a/layout/generic/nsBlockFrame.cpp
+++ b/layout/generic/nsBlockFrame.cpp
@@ -37,18 +37,18 @@
  * decision by deleting the provisions above and replace them with the notice
  * and other provisions required by the GPL or the LGPL. If you do not delete
  * the provisions above, a recipient may use your version of this file under
  * the terms of any one of the MPL, the GPL or the LGPL.
  *
  * ***** END LICENSE BLOCK ***** */
 
 /*
- * rendering object for CSS display:block and display:list-item objects,
- * also used inside table cells
+ * rendering object for CSS display:block, inline-block, and list-item
+ * boxes, also used for various anonymous boxes
  */
 
 #include "nsCOMPtr.h"
 #include "nsBlockFrame.h"
 #include "nsBlockReflowContext.h"
 #include "nsBlockReflowState.h"
 #include "nsBlockBandData.h"
 #include "nsBulletFrame.h"

--- a/layout/generic/nsBlockFrame.h
+++ b/layout/generic/nsBlockFrame.h
@@ -32,18 +32,18 @@
  * decision by deleting the provisions above and replace them with the notice
  * and other provisions required by the GPL or the LGPL. If you do not delete
  * the provisions above, a recipient may use your version of this file under
  * the terms of any one of the MPL, the GPL or the LGPL.
  *
  * ***** END LICENSE BLOCK ***** */
 
 /*
- * rendering object for CSS display:block and display:list-item objects,
- * also used inside table cells
+ * rendering object for CSS display:block, inline-block, and list-item
+ * boxes, also used for various anonymous boxes
  */
 
 #ifndef nsBlockFrame_h___
 #define nsBlockFrame_h___
 
 #include "nsHTMLContainerFrame.h"
 #include "nsHTMLParts.h"
 #include "nsAbsoluteContainingBlock.h"