Mac Sandbox: Clean up forward declaration of internal sandbox functions.

chrome/common/sandbox_mac_fontloading_unittest.mm

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/mac/scoped_cftyperef.h"
 #include "base/scoped_ptr.h"
 #include "base/shared_memory.h"
 #include "chrome/common/font_loader_mac.h"
 #include "chrome/common/sandbox_mac_unittest_helper.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
 using sandboxtest::MacSandboxTest;
+using sandbox::Sandbox;
 
 bool CGFontFromFontContainer(ATSFontContainerRef container, CGFontRef* out) {
   // Count the number of fonts that were loaded.
   ItemCount fontCount = 0;
   OSStatus err = ATSFontFindFromContainer(container, kATSOptionFlagsDefault, 0,
                     NULL, &fontCount);
 
   if (err != noErr || fontCount < 1) {
     return false;
   }
@@ skipping 133 matching lines @@
   base::SharedMemory font_data;
   uint32 font_data_size;
   NSFont* srcFont = [NSFont fontWithName:@"Geeza Pro" size:16.0];
   EXPECT_TRUE(FontLoader::LoadFontIntoBuffer(srcFont,
                   &font_data, &font_data_size));
   EXPECT_GT(font_data_size, 0U);
 
   file_util::WriteFileDescriptor(fileno(temp_file),
       static_cast<const char *>(font_data.memory()), font_data_size);
 
-  ASSERT_TRUE(RunTestInSandbox(sandbox::SANDBOX_TYPE_RENDERER,
+  ASSERT_TRUE(RunTestInSandbox(Sandbox::SANDBOX_TYPE_RENDERER,
                   "FontLoadingTestCase", temp_file_path.value().c_str()));
   temp_file_closer.reset();
   ASSERT_TRUE(file_util::Delete(temp_file_path, false));
 }
 
 }  // namespace