[lldb] Add missing initialization in LineEntry ctor

Author: JDevlieghere

lldb/source/Symbol/LineEntry.cpp

@@ -14,8 +14,10 @@
 using namespace lldb_private;
 
 LineEntry::LineEntry()
-    : range(), is_start_of_statement(0), is_start_of_basic_block(0),
-      is_prologue_end(0), is_epilogue_begin(0), is_terminal_entry(0) {}
+    : range(), file_sp(std::make_shared<SupportFile>()),
+      original_file_sp(std::make_shared<SupportFile>()),
+      is_start_of_statement(0), is_start_of_basic_block(0), is_prologue_end(0),
+      is_epilogue_begin(0), is_terminal_entry(0) {}
 
 void LineEntry::Clear() {
   range.Clear();