Revert of Use Mojo pipes to signal sync IPC events

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 c4e5fae3fed9b2b971831202835c5573caf55662..b5292f890ee0dae1c12c5910eef4b3c80681c939 100644
--- a/ppapi/native_client/native_client.gyp
+++ b/ppapi/native_client/native_client.gyp
@@ -148,10 +148,6 @@
               '-limc_syscalls',
               '-lplatform',
               '-lgio',
-              '-lmojo_cpp_bindings_nacl',
-              '-lmojo_cpp_system_nacl',
-              '-lmojo_public_system_nacl',
-              '-lmojo_system_impl_nacl',
               '-Wl,--end-group',
               '-lm',
             ],
@@ -193,10 +189,6 @@
                   '>(tc_lib_dir_irt64)/libplatform.a',
                   '>(tc_lib_dir_irt64)/libimc_syscalls.a',
                   '>(tc_lib_dir_irt64)/libgio.a',
-                  '>(tc_lib_dir_irt64)/libmojo_cpp_bindings_nacl.a',
-                  '>(tc_lib_dir_irt64)/libmojo_cpp_system_nacl.a',
-                  '>(tc_lib_dir_irt64)/libmojo_public_system_nacl.a',
-                  '>(tc_lib_dir_irt64)/libmojo_system_impl_nacl.a',
                 ],
                 'extra_deps_newlib32': [
                   '>(tc_lib_dir_irt32)/libppapi_proxy_nacl.a',
@@ -217,10 +209,6 @@
                   '>(tc_lib_dir_irt32)/libplatform.a',
                   '>(tc_lib_dir_irt32)/libimc_syscalls.a',
                   '>(tc_lib_dir_irt32)/libgio.a',
-                  '>(tc_lib_dir_irt32)/libmojo_cpp_bindings_nacl.a',
-                  '>(tc_lib_dir_irt32)/libmojo_cpp_system_nacl.a',
-                  '>(tc_lib_dir_irt32)/libmojo_public_system_nacl.a',
-                  '>(tc_lib_dir_irt32)/libmojo_system_impl_nacl.a',
                 ],
               }],
               ['target_arch=="arm"', {
@@ -243,10 +231,6 @@
                   '>(tc_lib_dir_irt_arm)/libplatform.a',
                   '>(tc_lib_dir_irt_arm)/libimc_syscalls.a',
                   '>(tc_lib_dir_irt_arm)/libgio.a',
-                  '>(tc_lib_dir_irt_arm)/libmojo_cpp_bindings_nacl.a',
-                  '>(tc_lib_dir_irt_arm)/libmojo_cpp_system_nacl.a',
-                  '>(tc_lib_dir_irt_arm)/libmojo_public_system_nacl.a',
-                  '>(tc_lib_dir_irt_arm)/libmojo_system_impl_nacl.a',
                 ],
               }],
               ['target_arch=="mipsel"', {
@@ -269,10 +253,6 @@
                   '>(tc_lib_dir_irt_mips)/libplatform.a',
                   '>(tc_lib_dir_irt_mips)/libimc_syscalls.a',
                   '>(tc_lib_dir_irt_mips)/libgio.a',
-                  '>(tc_lib_dir_irt_mips)/libmojo_cpp_bindings_nacl.a',
-                  '>(tc_lib_dir_irt_mips)/libmojo_cpp_system_nacl.a',
-                  '>(tc_lib_dir_irt_mips)/libmojo_public_system_nacl.a',
-                  '>(tc_lib_dir_irt_mips)/libmojo_system_impl_nacl.a',
                 ],
               }],
             ],
@@ -292,10 +272,6 @@
             '../../ipc/ipc_nacl.gyp:ipc_nacl',
             '../../base/base_nacl.gyp:base_nacl',
             '../../media/media_nacl.gyp:shared_memory_support_nacl',
-            '../../mojo/mojo_edk_nacl.gyp:mojo_system_impl_nacl',
-            '../../mojo/mojo_public_nacl.gyp:mojo_cpp_bindings_nacl',
-            '../../mojo/mojo_public_nacl.gyp:mojo_cpp_system_nacl',
-            '../../mojo/mojo_public_nacl.gyp:mojo_public_system_nacl',
             '../../native_client/src/untrusted/irt/irt.gyp:irt_browser_lib',
             '../../native_client/src/shared/platform/platform.gyp:platform_lib',
             '../../native_client/src/tools/tls_edit/tls_edit.gyp:tls_edit#host',