Place all new baseline files in the most specific platform directory....

webkit/tools/layout_tests/test_types/image_diff.py

Index: webkit/tools/layout_tests/test_types/image_diff.py
===================================================================
--- webkit/tools/layout_tests/test_types/image_diff.py	(revision 5432)
+++ webkit/tools/layout_tests/test_types/image_diff.py	(working copy)
@@ -39,20 +39,19 @@
       if errno.ENOENT != e.errno:
         raise
 
-  def _SaveBaselineFiles(self, filename, dest_dir, png_path, checksum):
+  def _SaveBaselineFiles(self, filename, png_path, checksum):
     """Saves new baselines for the PNG and checksum.
 
     Args:
       filename: test filename
-      dest_dir: outer directory into which the results should be saved.
       png_path: path to the actual PNG result file
       checksum: value of the actual checksum result
     """
     png_file = open(png_path, "rb")
     png_data = png_file.read()
     png_file.close()
-    self._SaveBaselineData(filename, dest_dir, png_data, ".png")
-    self._SaveBaselineData(filename, dest_dir, checksum, ".checksum")
+    self._SaveBaselineData(filename, png_data, ".png")
+    self._SaveBaselineData(filename, checksum, ".checksum")
 
   def CompareOutput(self, filename, proc, output, test_args):
     """Implementation of CompareOutput that checks the output image and
@@ -66,8 +65,7 @@
 
     # If we're generating a new baseline, we pass.
     if test_args.new_baseline:
-      self._SaveBaselineFiles(filename, test_args.new_baseline,
-                              test_args.png_path, test_args.hash)
+      self._SaveBaselineFiles(filename, test_args.png_path, test_args.hash)
       return failures
 
     # Compare hashes.