Refactor many file functions to use FileSpec over strings.

Summary:
This should solve the issue of sending denormalized paths over gdb-remote
if we stick to GetPath(false) in GDBRemoteCommunicationClient, and let the
server handle any denormalization.

Reviewers: ovyalov, zturner, vharron, clayborg

Reviewed By: clayborg

Subscribers: tberghammer, emaste, lldb-commits

Differential Revision: http://reviews.llvm.org/D9728

llvm-svn: 238604
diff --git a/lldb/source/API/SBTarget.cpp b/lldb/source/API/SBTarget.cpp
index 192c275..9238852 100644
--- a/lldb/source/API/SBTarget.cpp
+++ b/lldb/source/API/SBTarget.cpp
@@ -343,7 +343,11 @@
         if (getenv("LLDB_LAUNCH_FLAG_DISABLE_STDIO"))
             launch_flags |= eLaunchFlagDisableSTDIO;
 
-        ProcessLaunchInfo launch_info (stdin_path, stdout_path, stderr_path, working_directory, launch_flags);
+        ProcessLaunchInfo launch_info(FileSpec{stdin_path, false},
+                                      FileSpec{stdout_path, false},
+                                      FileSpec{stderr_path, false},
+                                      FileSpec{working_directory, false},
+                                      launch_flags);
 
         Module *exe_module = target_sp->GetExecutableModulePointer();
         if (exe_module)