Pull PPAPI and get support for average char width. Hook it up to "0" for now...

webkit/glue/plugins/pepper_font.cc

Index: webkit/glue/plugins/pepper_font.cc
===================================================================
--- webkit/glue/plugins/pepper_font.cc	(revision 54766)
+++ webkit/glue/plugins/pepper_font.cc	(working copy)
@@ -36,6 +36,7 @@
   if (desc.face.type != PP_VARTYPE_STRING && desc.face.type != PP_VARTYPE_VOID)
     return false;
 
+  // Check enum ranges.
   if (static_cast<int>(desc.family) < PP_FONTFAMILY_DEFAULT ||
       static_cast<int>(desc.family) > PP_FONTFAMILY_MONOSPACE)
     return false;
@@ -43,6 +44,10 @@
       static_cast<int>(desc.weight) > PP_FONTWEIGHT_900)
     return false;
 
+  // Check for excessive sizes which may cause layout to get confused.
+  if (desc.size() > 200)
+    return false;
+
   return true;
 }