Fix typos and weird format in header copyright comment

TBR=dmazzoni@chromium.org
NOTRY=true

Bug: None
Change-Id: Ic4a13ac76e42a2813d2c476c4bd552eb6b46b3a0
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2383690Reviewed-by: Aaron Leventhal <aleventhal@chromium.org>
Commit-Queue: Aaron Leventhal <aleventhal@chromium.org>
Cr-Commit-Position: refs/heads/master@{#803118}

third_party/blink/renderer/modules/accessibility/ax_object.h

@@ -8,14 +8,12 @@
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
- * 2.
- * Redistributiothird_party/blink/renderer/modules/exported/web_ax_object.ccns
- * in binary form must reproduce the above copyright notice, this list of
- * conditions and the following disclaimer in the documentation and/or other
- * materials provided with the distribution. 3.  Neither the name of Apple
- * Computer, Inc. ("Apple") nor the names of its contributors may be used to
- * endorse or promote products derived from this software without specific
- * prior written permission.
+ * 2.  Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
+ *     its contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED