message: Update tensorflow.summary.pbtxt
  revert changes
diff: @@ -10,7 +10,7 @@ tf_module {
  }
  member_method {
  name: "audio"
  - argspec: "args=[\'name\', \'data\', \'sample_rate\', \'step\', \'max_outputs\', \'encoding\', \'description\'], varargs=None, keywords=None, defaults=[\'3\', \'None\', \'None\'], "
  + argspec: "args=[\'name\', \'data\', \'sample_rate\', \'step\', \'max_outputs\', \'encoding\', \'description\'], varargs=None, keywords=None, defaults=[\'None\', \'3\', \'None\', \'None\'], "
  }
  member_method {
  name: "create_file_writer"
  @@ -26,15 +26,11 @@ tf_module {
  }
  member_method {
  name: "histogram"
  - argspec: "args=[\'name\', \'data\', \'step\', \'buckets\', \'description\'], varargs=None, keywords=None, defaults=[\'None\', \'None\'], "
  + argspec: "args=[\'name\', \'data\', \'step\', \'buckets\', \'description\'], varargs=None, keywords=None, defaults=[\'None\', \'None\', \'None\'], "
  }
  member_method {
  name: "image"
  - argspec: "args=[\'name\', \'data\', \'step\', \'max_outputs\', \'description\'], varargs=None, keywords=None, defaults=[\'3\', \'None\'], "
  - }
  - member_method {
  - name: "import_event"
  - argspec: "args=[\'tensor\', \'name\'], varargs=None, keywords=None, defaults=[\'None\'], "
  + argspec: "args=[\'name\', \'data\', \'step\', \'max_outputs\', \'description\'], varargs=None, keywords=None, defaults=[\'None\', \'3\', \'None\'], "
  }
  member_method {
  name: "record_if"
  @@ -42,15 +38,11 @@ tf_module {
  }
  member_method {
  name: "scalar"
  - argspec: "args=[\'name\', \'data\', \'step\', \'description\'], varargs=None, keywords=None, defaults=[\'None\'], "
  - }
  - member_method {
  - name: "summary_scope"
  - argspec: "args=[\'name\', \'default_name\', \'values\'], varargs=None, keywords=None, defaults=[\'summary\', \'None\'], "
  + argspec: "args=[\'name\', \'data\', \'step\', \'description\'], varargs=None, keywords=None, defaults=[\'None\', \'None\'], "
  }
  member_method {
  name: "text"
  - argspec: "args=[\'name\', \'data\', \'step\', \'description\'], varargs=None, keywords=None, defaults=[\'None\'], "
  + argspec: "args=[\'name\', \'data\', \'step\', \'description\'], varargs=None, keywords=None, defaults=[\'None\', \'None\'], "
  }
  member_method {
  name: "trace_export"
  