Rename BadNumberFormatException -> FormatException.

runtime/lib/math.cc

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include <ctype.h>  // isspace.
 
 #include "vm/bootstrap_natives.h"
 
 #include "vm/bigint_operations.h"
 #include "vm/exceptions.h"
@@ skipping 106 matching lines @@
     } else {
       String& temp = String::Handle();
       temp = String::Concat(String::Handle(Symbols::New("-")),
                             *int_string);
       result = Integer::New(temp);
     }
     arguments->SetReturn(result);
   } else {
     GrowableArray<const Object*> args;
     args.Add(&value);
-    Exceptions::ThrowByType(Exceptions::kBadNumberFormat, args);
+    Exceptions::ThrowByType(Exceptions::kFormat, args);
   }
 }
 
 
 DEFINE_NATIVE_ENTRY(MathNatives_parseDouble, 1) {
   GET_NATIVE_ARGUMENT(String, value, arguments->At(0));
   Scanner scanner(value, String::Handle());
   const Scanner::GrowableTokenStream& tokens = scanner.GetStream();
   String* number_string;
   bool is_positive;
@@ skipping 31 matching lines @@
         arguments->SetReturn(Double::Handle(Double::New(INFINITY)));
       } else {
         arguments->SetReturn(Double::Handle(Double::New(-INFINITY)));
       }
       return;
     }
   }
 
   GrowableArray<const Object*> args;
   args.Add(&value);
-  Exceptions::ThrowByType(Exceptions::kBadNumberFormat, args);
+  Exceptions::ThrowByType(Exceptions::kFormat, args);
 }
 
 }  // namespace dart