Change lookup path for Dart native extensions shared libraries.

runtime/bin/main.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 <stdlib.h>
 #include <string.h>
 #include <stdio.h>
 
 #include "include/dart_api.h"
 #include "include/dart_debugger_api.h"
@@ skipping 233 matching lines @@
   const char* url_string = NULL;
   Dart_Handle result = Dart_StringToCString(url, &url_string);
   if (Dart_IsError(result)) {
     return result;
   }
   bool is_dart_scheme_url = DartUtils::IsDartSchemeURL(url_string);
   bool is_dart_extension_url = DartUtils::IsDartExtensionSchemeURL(url_string);
   if (tag == kCanonicalizeUrl) {
     // If this is a Dart Scheme URL then it is not modified as it will be
     // handled by the VM internally.
-    if (is_dart_scheme_url || is_dart_extension_url) {
+    if (is_dart_scheme_url) {
       return url;
     }
     // Resolve the url within the context of the library's URL.
     Dart_Handle builtin_lib = Builtin::LoadLibrary(Builtin::kBuiltinLibrary);
     Dart_Handle library_url = Dart_LibraryUrl(library);
     if (Dart_IsError(library_url)) {
       return library_url;
     }
     Dart_Handle dart_args[2];
     dart_args[0] = library_url;
     dart_args[1] = url;
-    return Dart_InvokeStatic(builtin_lib,
-                             Dart_NewString(""), Dart_NewString("resolveUri"),
-                             2, dart_args);
+    if (is_dart_extension_url) {
+      return Dart_InvokeStatic(builtin_lib,
+                               Dart_NewString(""),
+                               Dart_NewString("resolveExtensionUri"),
+                               2, dart_args);
+    } else {
+      return Dart_InvokeStatic(builtin_lib,
+                               Dart_NewString(""), Dart_NewString("resolveUri"),
+                               2, dart_args);
+    }
   }
   if (is_dart_scheme_url) {
     ASSERT(tag == kImportTag);
     // Handle imports of other built-in libraries present in the SDK.
     if (DartUtils::IsDartIOLibURL(url_string)) {
       return Builtin::LoadLibrary(Builtin::kIOLibrary);
     } else if (DartUtils::IsDartJsonLibURL(url_string)) {
       return Builtin::LoadLibrary(Builtin::kJsonLibrary);
     } else if (DartUtils::IsDartUriLibURL(url_string)) {
       return Builtin::LoadLibrary(Builtin::kUriLibrary);
@@ skipping 335 matching lines @@
   EventHandler::Terminate();
   // Terminate process exit-code handler.
   Process::TerminateExitCodeHandler();
 
   free(const_cast<char*>(original_script_name));
   free(const_cast<char*>(original_working_directory));
   free(const_cast<char*>(original_script_url));
 
   return 0;
 }