Register metric Histogram names.

tracing/tracing_project.py

Index: tracing/tracing_project.py
diff --git a/tracing/tracing_project.py b/tracing/tracing_project.py
index 38b5225895451ec09ac84da569f9f2be4dc45d79..84b055fd6bfb583a19b34822ba49924d16e4c9d7 100644
--- a/tracing/tracing_project.py
+++ b/tracing/tracing_project.py
@@ -36,6 +36,13 @@ def _FindAllFilesRecursive(source_paths):
         all_filenames.add(x)
   return all_filenames
 
+
+def _IsFilenameACmdline(x):
+  if x.endswith('_cmdline.html'):
+    return True
+  return False
+
+
 def _IsFilenameATest(x):
   if x.endswith('_test.js'):
     return True
@@ -145,7 +152,8 @@ class TracingProject(object):
     all_filenames = _FindAllFilesRecursive([self.tracing_src_path])
     all_metrics_module_filenames = []
     for x in all_filenames:
-      if x.startswith(self.metrics_path) and not _IsFilenameATest(x):
+      if (x.startswith(self.metrics_path) and not _IsFilenameATest(x) and
+          not _IsFilenameACmdline(x)):
         all_metrics_module_filenames.append(x)
     all_metrics_module_filenames.sort()
     return [os.path.relpath(x, self.tracing_root_path)