DevTools Protocol: Apply minor editorial fixes

Change-Id: I8005904bdc042ad4ac709edcc371256a075cde1b
Reviewed-on: https://chromium-review.googlesource.com/c/1393427Reviewed-by: Dmitry Gozman <dgozman@chromium.org>
Commit-Queue: Paul Irish <paulirish@chromium.org>
Cr-Commit-Position: refs/heads/master@{#619716}

third_party/blink/renderer/core/inspector/browser_protocol.pdl

@@ -2,7 +2,7 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 #
-# Contribuging to Chrome DevTools Protocol: https://docs.google.com/document/d/1c-COD2kaK__5iMM5SEx-PzNA7HFmgttcYfOHHX0HaOM/edit?usp=sharing
+# Contributing to Chrome DevTools Protocol: https://docs.google.com/document/d/1c-COD2kaK__5iMM5SEx-PzNA7HFmgttcYfOHHX0HaOM/edit?usp=sharing
 
 version
   major 1
@@ -107,11 +107,12 @@ experimental domain Accessibility
       # The sources which contributed to the computation of this property.
       optional array of AXValueSource sources
 
-  # Values of AXProperty name: from 'busy' to 'roledescription' - states which apply to every AX
-  # node, from 'live' to 'root' - attributes which apply to nodes in live regions, from
-  # 'autocomplete' to 'valuetext' - attributes which apply to widgets, from 'checked' to 'selected'
-  # - states which apply to widgets, from 'activedescendant' to 'owns' - relationships between
-  # elements other than parent/child/sibling.
+  # Values of AXProperty name: 
+  # - from 'busy' to 'roledescription': states which apply to every AX node
+  # - from 'live' to 'root': attributes which apply to nodes in live regions
+  # - from 'autocomplete' to 'valuetext': attributes which apply to widgets
+  # - from 'checked' to 'selected': states which apply to widgets
+  # - from 'activedescendant' to 'owns' - relationships between elements other than parent/child/sibling.
   type AXPropertyName extends string
     enum
       busy
@@ -5856,7 +5857,7 @@ experimental domain Storage
     parameters
       # Security origin.
       string origin
-      # Comma separated origin names.
+      # Comma separated list of StorageType to clear.
       string storageTypes
 
   # Returns usage and quota in bytes.