Cleanup: Remove base::environment_vector and base::file_handle_mapping_vector to StudlyCaps.

base/test/multiprocess_test.h

Index: base/test/multiprocess_test.h
===================================================================
--- base/test/multiprocess_test.h	(revision 123176)
+++ base/test/multiprocess_test.h	(working copy)
@@ -62,7 +62,7 @@
   // SpawnChild() should just take a base::LaunchOptions so that we don't
   // need multiple versions of it.
   ProcessHandle SpawnChild(const std::string& procname,
-                           const file_handle_mapping_vector& fds_to_map,
+                           const FileHandleMappingVector& fds_to_map,
                            bool debug_on_start);
 #endif
 
@@ -75,7 +75,7 @@
   // TODO: |fds_to_map| is unused on Windows; see above TODO about
   // further refactoring.
   ProcessHandle SpawnChildImpl(const std::string& procname,
-                               const file_handle_mapping_vector& fds_to_map,
+                               const FileHandleMappingVector& fds_to_map,
                                bool debug_on_start);
 
   DISALLOW_COPY_AND_ASSIGN(MultiProcessTest);