Bug 739760 - doubles and floats can't be used in dictionaries. r=khuey

js/xpconnect/src/dictionary_helper_gen.py

@@ -335,6 +335,12 @@ def write_getter(a, iface, fd):
         fd.write("    aDict.%s = b;\n" % a.name)
     elif realtype.count("PRInt32"):
         fd.write("    NS_ENSURE_STATE(JS_ValueToECMAInt32(aCx, v, &aDict.%s));\n" % a.name)
+    elif realtype.count("double"):
+        fd.write("    NS_ENSURE_STATE(JS_ValueToNumber(aCx, v, &aDict.%s));\n" % a.name)
+    elif realtype.count("float"):
+        fd.write("    double d;\n")
+        fd.write("    NS_ENSURE_STATE(JS_ValueToNumber(aCx, v, &d));")
+        fd.write("    aDict.%s = (float) d;\n" % a.name)
     elif realtype.count("PRUint16"):
         fd.write("    uint32_t u;\n")
         fd.write("    NS_ENSURE_STATE(JS_ValueToECMAUint32(aCx, v, &u));\n")