Fixes scanning of Utf16 surrogate pairs in string literals.

runtime/vm/flow_graph_builder.cc

 // Copyright (c) 2012, 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 "vm/flow_graph_builder.h"
 
 #include "lib/invocation_mirror.h"
 #include "vm/ast_printer.h"
 #include "vm/bit_vector.h"
 #include "vm/code_descriptors.h"
@@ skipping 3429 matching lines @@
   ASSERT(!no_such_method_func.IsNull());
   ZoneGrowableArray<PushArgumentInstr*>* push_arguments =
       new ZoneGrowableArray<PushArgumentInstr*>(2);
   BuildPushArguments(*args, push_arguments);
   return new StaticCallInstr(args_pos,
                              no_such_method_func,
                              Object::null_array(),
                              push_arguments,
                              owner()->ic_data_array());
 }
+
+
 StaticCallInstr* EffectGraphVisitor::BuildThrowNoSuchMethodError(
     intptr_t token_pos,
     const Class& function_class,
     const String& function_name,
     int invocation_type) {
   ZoneGrowableArray<PushArgumentInstr*>* arguments =
       new ZoneGrowableArray<PushArgumentInstr*>();
   // Object receiver.
   // TODO(regis): For now, we pass a class literal of the unresolved
   // method's owner, but this is not specified and will probably change.
@@ skipping 166 matching lines @@
   intptr_t len = OS::SNPrint(NULL, 0, kFormat, function_name, reason) + 1;
   char* chars = Isolate::Current()->current_zone()->Alloc<char>(len);
   OS::SNPrint(chars, len, kFormat, function_name, reason);
   const Error& error = Error::Handle(
       LanguageError::New(String::Handle(String::New(chars))));
   Isolate::Current()->long_jump_base()->Jump(1, error);
 }
 
 
 }  // namespace dart