Second batch of adding @dsym_test/@dwarf_test decorators to existing test cases.
Plus some minor cleanup of test method names.
Third and final batch is coming.

llvm-svn: 154197
diff --git a/lldb/test/lang/cpp/namespace/TestNamespace.py b/lldb/test/lang/cpp/namespace/TestNamespace.py
index b91903f..b52bdcb 100644
--- a/lldb/test/lang/cpp/namespace/TestNamespace.py
+++ b/lldb/test/lang/cpp/namespace/TestNamespace.py
@@ -13,12 +13,14 @@
 
     # rdar://problem/8668674
     @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
+    @dsym_test
     def test_with_dsym_and_run_command(self):
         """Test that anonymous and named namespace variables display correctly."""
         self.buildDsym()
         self.namespace_variable_commands()
 
     # rdar://problem/8668674
+    @dwarf_test
     def test_with_dwarf_and_run_command(self):
         """Test that anonymous and named namespace variables display correctly."""
         self.buildDwarf()