Enable PPAPINaCl GLIBC browser_tests.

ppapi/native_client/native_client.gyp

Index: ppapi/native_client/native_client.gyp
diff --git a/ppapi/native_client/native_client.gyp b/ppapi/native_client/native_client.gyp
index 5ac3d70e890de24a7418f8abab57eb593cf9f0b8..00bd4c78f08154ebb85e183269a66694423f3ebf 100644
--- a/ppapi/native_client/native_client.gyp
+++ b/ppapi/native_client/native_client.gyp
@@ -16,6 +16,8 @@
              '../../native_client/src/untrusted/pthread/pthread.gyp:pthread_lib',
              '../../native_client/src/untrusted/irt_stub/irt_stub.gyp:ppapi_stub_lib',
           ],
+          # Here we copy linker scripts out of the Native Client repository.
+          # These are source, not build artifacts.
           'copies': [
             {
               'destination': '<(SHARED_INTERMEDIATE_DIR)/tc_newlib/lib32',
@@ -30,6 +32,20 @@
               ],
             },
             {
+              'destination': '<(SHARED_INTERMEDIATE_DIR)/tc_glibc/lib32',
+              'files': [
+                  '<(DEPTH)/native_client/src/untrusted/irt_stub/libppapi.a',
+                  '<(DEPTH)/native_client/src/untrusted/irt_stub/libppapi.so',
+              ],
+            },
+            {
+              'destination': '<(SHARED_INTERMEDIATE_DIR)/tc_glibc/lib64',
+              'files': [
+                  '<(DEPTH)/native_client/src/untrusted/irt_stub/libppapi.a',
+                  '<(DEPTH)/native_client/src/untrusted/irt_stub/libppapi.so',
+              ],
+            },
+            {
               'destination': '<(SHARED_INTERMEDIATE_DIR)/tc_newlib/libarm',
               'files': [
                 '<(DEPTH)/native_client/src/untrusted/irt_stub/libppapi.a',