fix bug 67840 sr=erik r=ftang submit by David Baron

gfx/src/photon/nsFontMetricsPh.cpp

@@ -594,3 +594,15 @@ nsFontEnumeratorPh::EnumerateFonts(const char* aLangGroup,
   // XXX still need to implement aLangGroup and aGeneric
   return EnumerateAllFonts(aCount, aResult);
 }
+
+NS_IMETHODIMP
+nsFontEnumeratorPh::HaveFontFor(const char* aLangGroup, PRBool* aResult)
+{
+  NS_ENSURE_ARG_POINTER(aResult);
+  *aResult = PR_FALSE;
+  NS_ENSURE_ARG_POINTER(aLangGroup);
+
+  *aResult = PR_TRUE; // always return true for now.
+  // Finish me - ftang
+  return NS_OK;
+}

gfx/src/qt/nsFontMetricsQT.cpp

@@ -348,3 +348,15 @@ printf("JCG: nsFontEnumeratorQT::EnumerateFonts not implemented!\n");
 
  return NS_ERROR_FAILURE;
 }
+
+NS_IMETHODIMP
+nsFontEnumeratorQT::HaveFontFor(const char* aLangGroup, PRBool* aResult)
+{
+  NS_ENSURE_ARG_POINTER(aResult);
+  *aResult = PR_FALSE;
+  NS_ENSURE_ARG_POINTER(aLangGroup);
+
+  *aResult = PR_TRUE; // always return true for now.
+  // Finish me - ftang
+  return NS_OK;
+}

gfx/src/xprint/nsFontMetricsXP.cpp

@@ -2983,3 +2983,15 @@ nsFontEnumeratorXP::EnumerateFonts(const char* aLangGroup,
   // XXX still need to implement aLangGroup and aGeneric
   return EnumerateAllFonts(aCount, aResult);
 }
+
+NS_IMETHODIMP
+nsFontEnumeratorXP::HaveFontFor(const char* aLangGroup, PRBool* aResult)
+{
+  NS_ENSURE_ARG_POINTER(aResult);
+  *aResult = PR_FALSE;
+  NS_ENSURE_ARG_POINTER(aLangGroup);
+
+  *aResult = PR_TRUE; // always return true for now.
+  // Finish me - ftang
+  return NS_OK;
+}