Deleted advice on making page action icons lighterweight/smaller

than browser action icons.

BUG=40581
TEST=none

Review URL: http://codereview.chromium.org/6145004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@71723 0039d316-1c4b-4281-b951-d872f2087c98

chrome/common/extensions/docs/pageAction.html

@@ -427,15 +427,6 @@ follow these guidelines:</p>
     for features that make sense
     for most pages.
     Use <a href="browserAction.html">browser actions</a> instead.
-  </li><li><b>Do</b> use icons
-    that are slightly lighter weight
-    than <a href="browserAction.html#icon">browser action icons</a>.
-    Most icons that Chrome displays
-    in the location bar
-    are smaller than 19 pixels.
-    If the edge pixels are used,
-    they are usually only used
-    for a faint shadow.
   </li><li><b>Don't</b> constantly animate your icon.
     That's just annoying.
 </li></ul>

chrome/common/extensions/docs/static/pageAction.html

@@ -95,15 +95,6 @@ follow these guidelines:</p>
     for features that make sense
     for most pages.
     Use <a href="browserAction.html">browser actions</a> instead.
-  <li><b>Do</b> use icons
-    that are slightly lighter weight
-    than <a href="browserAction.html#icon">browser action icons</a>.
-    Most icons that Chrome displays
-    in the location bar
-    are smaller than 19 pixels.
-    If the edge pixels are used,
-    they are usually only used
-    for a faint shadow.
   <li><b>Don't</b> constantly animate your icon.
     That's just annoying.
 </ul>