Enable PPAPINaCl GLIBC browser_tests.

chrome/test/ui/ppapi_uitest.h

Index: chrome/test/ui/ppapi_uitest.h
diff --git a/chrome/test/ui/ppapi_uitest.h b/chrome/test/ui/ppapi_uitest.h
index da9e3d5cb1ae2aa00dc59209b85b3f367a52da51..ec58abae4bb6059343eb9c5cac7b8b9f0c7171f7 100644
--- a/chrome/test/ui/ppapi_uitest.h
+++ b/chrome/test/ui/ppapi_uitest.h
@@ -68,21 +68,28 @@ class OutOfProcessPPAPITest : public PPAPITest {
   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;
+};
 
+// 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;
 };
 
-class PPAPINaClTestDisallowedSockets : public PPAPITestBase {
+// NaCl plugin test runner for GNU-libc runtime.
+class PPAPINaClGLibcTest : public PPAPINaClTest {
  public:
-  PPAPINaClTestDisallowedSockets();
+  virtual std::string BuildQuery(const std::string& base,
+                                 const std::string& test_case) OVERRIDE;
+};
 
+class PPAPINaClTestDisallowedSockets : public PPAPITestBase {
+ public:
   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE;
 
   virtual std::string BuildQuery(const std::string& base,