Remove trailing "." from message lines.

build/linux/system.gyp

Index: build/linux/system.gyp
diff --git a/build/linux/system.gyp b/build/linux/system.gyp
index 0f294223936461f6f69ee4954e86b34a63915cd9..60ed61ccb78ffd26a33504a05f38d9568a6f72c9 100644
--- a/build/linux/system.gyp
+++ b/build/linux/system.gyp
@@ -285,7 +285,7 @@
                          'g_settings_get_strv',
                          'g_settings_list_schemas',
               ],
-              'message': 'Generating libgio library loader.',
+              'message': 'Generating libgio library loader',
               'process_outputs_as_sources': 1,
             },
           ],
@@ -471,7 +471,7 @@
                      'brlapi__writeDots',
                      'brlapi__readKey',
           ],
-          'message': 'Generating libbrlapi library loader.',
+          'message': 'Generating libbrlapi library loader',
           'process_outputs_as_sources': 1,
         },
       ],
@@ -553,7 +553,7 @@
                      'pci_fill_info',
                      'pci_lookup_name',
           ],
-          'message': 'Generating libpci library loader.',
+          'message': 'Generating libpci library loader',
           'process_outputs_as_sources': 1,
         },
       ],
@@ -641,7 +641,7 @@
                      'spd_list_modules',
                      'spd_set_output_module',
           ],
-          'message': 'Generating libspeechd library loader.',
+          'message': 'Generating libspeechd library loader',
           'process_outputs_as_sources': 1,
         },
       ],