Enable PPAPINaCl GLIBC browser_tests.

chrome/test/ui/ppapi_uitest.h

 // Copyright (c) 2012 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.
 
 #ifndef CHROME_TEST_UI_PPAPI_UITEST_H_
 #define CHROME_TEST_UI_PPAPI_UITEST_H_
 #pragma once
 
 #include <string>
 
@@ skipping 50 matching lines @@
 
 // Variant of PPAPITest that runs plugins out-of-process to test proxy
 // codepaths.
 class OutOfProcessPPAPITest : public PPAPITest {
  public:
   OutOfProcessPPAPITest();
 
   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE;
 };
 
-// NaCl plugin test runner.
+// NaCl plugin test runner for Newlib runtime.
 class PPAPINaClTest : public PPAPITestBase {
  public:
-  PPAPINaClTest();
+  virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE;
+};
 
-  virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE;
+// NaCl plugin test runner for Newlib runtime.
+class PPAPINaClNewlibTest : public PPAPINaClTest {
+ public:
+  virtual std::string BuildQuery(const std::string& base,
+                                 const std::string& test_case) OVERRIDE;
+};
 
+// NaCl plugin test runner for GNU-libc runtime.
+class PPAPINaClGLibcTest : public PPAPINaClTest {
+ public:
   virtual std::string BuildQuery(const std::string& base,
                                  const std::string& test_case) OVERRIDE;
 };
 
 class PPAPINaClTestDisallowedSockets : public PPAPITestBase {
  public:
-  PPAPINaClTestDisallowedSockets();
-
   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE;
 
   virtual std::string BuildQuery(const std::string& base,
                                  const std::string& test_case) OVERRIDE;
 };
 
 #endif  // CHROME_TEST_UI_PPAPI_UITEST_H_