[MATHML] Addition of a comment and two atoms: subscriptshift, superscriptshift

layout/mathml/content/src/nsMathMLAtomList.h

@@ -96,7 +96,7 @@ MATHML_ATOM(lt_, "lt")
 MATHML_ATOM(maction_, "maction")
 MATHML_ATOM(maligngroup_, "maligngroup")
 MATHML_ATOM(malignmark_, "malignmark")
-MATHML_ATOM(math, "math") // only one without an underscore
+MATHML_ATOM(math, "math") // the only one without an underscore
 MATHML_ATOM(matrix_, "matrix")
 MATHML_ATOM(matrixrow_, "matrixrow")
 MATHML_ATOM(max_, "max")
@@ -164,6 +164,8 @@ MATHML_ATOM(setdiff_, "setdiff")
 MATHML_ATOM(sin_, "sin")
 MATHML_ATOM(sinh_, "sinh")
 MATHML_ATOM(stretchy_, "stretchy")
+MATHML_ATOM(subscriptshift_, "subscriptshift")
+MATHML_ATOM(superscriptshift_, "superscriptshift")
 MATHML_ATOM(subset_, "subset")
 MATHML_ATOM(sum_, "sum")
 MATHML_ATOM(symmetric_, "symmetric")

layout/mathml/content/src/nsMathMLOperators.h

@@ -35,6 +35,7 @@ typedef PRUint32 nsOperatorFlags;
 #define NS_MATHML_OPERATOR_EMBELLISH_ANCESTOR     0x40000000 // the second bit
 
 // define the bits used in the operator dictionary
+// XXX replace with the PR_BIT(n) macro
 
 #define NS_MATHML_OPERATOR_FORM  0x3 // the very last two bits tell us the form
 #define     NS_MATHML_OPERATOR_FORM_INFIX   1