Add public deps to GN

tools/gn/ninja_target_writer_unittest.cc

Index: tools/gn/ninja_target_writer_unittest.cc
diff --git a/tools/gn/ninja_target_writer_unittest.cc b/tools/gn/ninja_target_writer_unittest.cc
index 08cde8fccdffbb7230aab30efc37f7d88838bbfe..31c58dc5804fa520e1fde3c6c27bb4765778bdf8 100644
--- a/tools/gn/ninja_target_writer_unittest.cc
+++ b/tools/gn/ninja_target_writer_unittest.cc
@@ -37,6 +37,7 @@ TEST(NinjaTargetWriter, WriteInputDepsStampAndGetDep) {
   // Make a base target that's a hard dep (action).
   Target base_target(setup.settings(), Label(SourceDir("//foo/"), "base"));
   base_target.set_output_type(Target::ACTION);
+  base_target.visibility().SetPublic();
   base_target.SetToolchain(setup.toolchain());
   base_target.action_values().set_script(SourceFile("//foo/script.py"));
 
@@ -44,19 +45,21 @@ TEST(NinjaTargetWriter, WriteInputDepsStampAndGetDep) {
   // included) and a source (should not be included).
   Target target(setup.settings(), Label(SourceDir("//foo/"), "target"));
   target.set_output_type(Target::EXECUTABLE);
+  target.visibility().SetPublic();
   target.SetToolchain(setup.toolchain());
   target.inputs().push_back(SourceFile("//foo/input.txt"));
   target.sources().push_back(SourceFile("//foo/source.txt"));
-  target.deps().push_back(LabelTargetPair(&base_target));
+  target.public_deps().push_back(LabelTargetPair(&base_target));
 
   // Dependent action to test that action sources will be treated the same as
   // inputs.
   Target action(setup.settings(), Label(SourceDir("//foo/"), "action"));
   action.set_output_type(Target::ACTION);
+  action.visibility().SetPublic();
   action.SetToolchain(setup.toolchain());
   action.action_values().set_script(SourceFile("//foo/script.py"));
   action.sources().push_back(SourceFile("//foo/action_source.txt"));
-  action.deps().push_back(LabelTargetPair(&target));
+  action.public_deps().push_back(LabelTargetPair(&target));
 
   ASSERT_TRUE(base_target.OnResolved(&err));
   ASSERT_TRUE(target.OnResolved(&err));