win: Plumb module PDB name through snapshot

snapshot/test/test_module_snapshot.cc

Index: snapshot/test/test_module_snapshot.cc
diff --git a/snapshot/test/test_module_snapshot.cc b/snapshot/test/test_module_snapshot.cc
index fc6a4277e3ab3eaa156fc7899300d244fb39a1bc..cfe9a1de73bc7ef384e4fab4c4b83a6cc6ceb1ba 100644
--- a/snapshot/test/test_module_snapshot.cc
+++ b/snapshot/test/test_module_snapshot.cc
@@ -27,6 +27,7 @@ TestModuleSnapshot::TestModuleSnapshot()
       module_type_(kModuleTypeUnknown),
       age_(0),
       uuid_(),
+      debug_file_name_(),
       annotations_vector_(),
       annotations_simple_map_() {
 }
@@ -79,6 +80,10 @@ void TestModuleSnapshot::UUIDAndAge(crashpad::UUID* uuid, uint32_t* age) const {
   *age = age_;
 }
 
+std::string TestModuleSnapshot::DebugFileName() const {
+  return debug_file_name_;
+}
+
 std::vector<std::string> TestModuleSnapshot::AnnotationsVector() const {
   return annotations_vector_;
 }