Amusingly deprecate the generic version of 'ExceptionState::throwDOMException'.

Source/core/css/FontFaceSet.cpp

Index: Source/core/css/FontFaceSet.cpp
diff --git a/Source/core/css/FontFaceSet.cpp b/Source/core/css/FontFaceSet.cpp
index c9838d2df51298ff3a7e460aa6f16527939f448c..d241d24e38b7cab0d45e5786baf5ad30f7a7d569 100644
--- a/Source/core/css/FontFaceSet.cpp
+++ b/Source/core/css/FontFaceSet.cpp
@@ -343,7 +343,7 @@ Vector<RefPtr<FontFace> > FontFaceSet::match(const String& fontString, const Str
 
     Font font;
     if (!resolveFontStyle(fontString, font)) {
-        es.throwDOMException(SyntaxError);
+        es.throwUninformativeAndGenericDOMException(SyntaxError);
         return matchedFonts;
     }
 
@@ -360,7 +360,7 @@ ScriptPromise FontFaceSet::load(const String& fontString, const String&, Excepti
     // FIXME: The second parameter (text) is ignored.
     Font font;
     if (!resolveFontStyle(fontString, font)) {
-        es.throwDOMException(SyntaxError);
+        es.throwUninformativeAndGenericDOMException(SyntaxError);
         return ScriptPromise();
     }
 
@@ -382,7 +382,7 @@ bool FontFaceSet::check(const String& fontString, const String&, ExceptionState&
     // FIXME: The second parameter (text) is ignored.
     Font font;
     if (!resolveFontStyle(fontString, font)) {
-        es.throwDOMException(SyntaxError);
+        es.throwUninformativeAndGenericDOMException(SyntaxError);
         return false;
     }