Remove some dead variable assignments.

See #27882.


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git-svn-id: http://core.svn.wordpress.org/trunk@28449 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Twenty Fourteen: adjust spacing for site description (tagline) to avoid cutting off accented characters. Props SergeyBiryukov, iamtakashi. Fixes #28397.
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git-svn-id: http://core.svn.wordpress.org/trunk@28450 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Remove unnecessary "not used" notation for filter parameters in wp-admin/includes/media.php.

Also add `@param` and `@return` descriptions.

See #28408.

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git-svn-id: http://core.svn.wordpress.org/trunk@28451 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Cleanup for `switch` statements:
* Move `default` to the bottom in `WP_Theme_Install_List_Table`
* `switch/endswitch` syntax is not supported in Hack. Switch to `switch (...) {  .... }` syntax. (A few template-type instances linger).

Fixes #28409.
See #27881.


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git-svn-id: http://core.svn.wordpress.org/trunk@28452 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Move `default` to the bottom in `_wp_mysql_week()`.

See #28409.

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git-svn-id: http://core.svn.wordpress.org/trunk@28453 1a063a9b-81f0-0310-95a4-ce76da25c4cd
`wp_xmlrpc_server::wp_getPage()` should `return new IXR_Error(` instead of `return(new IXR_Error(`. One of the few places that is unparseable by static analysis.

See #27882.

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git-svn-id: http://core.svn.wordpress.org/trunk@28454 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Restore `$val` in `WP_Importer::bump_request_timeout()` - even though the parent class and `WP_Import` ignore the parameter, it creates an incompatible interface notice in the plugin.

See [28629].


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git-svn-id: http://core.svn.wordpress.org/trunk@28455 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Fix an error caused by [28604] in `get_comments_number()` unit tests.

Props SergeyBiryukov.
Fixes #26240.


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git-svn-id: http://core.svn.wordpress.org/trunk@28456 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Make the image editor less jumpy when opening.

Props eddiemoya, ericlewis.
Fixes #22793.


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git-svn-id: http://core.svn.wordpress.org/trunk@28457 1a063a9b-81f0-0310-95a4-ce76da25c4cd
In `WP_Image_Editor_GD::_save()`, pass `$compression_level` into the args array for `->make_image()`.

Props MuViMoTV, markoheijnen, SergeyBiryukov, mikemanger, ericlewis.
Fixes #24380.


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git-svn-id: http://core.svn.wordpress.org/trunk@28458 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Adjacent links in wp_head() should only be generated for posts, not pages.

props alexander.rohmann.
fixes #21658.
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git-svn-id: http://core.svn.wordpress.org/trunk@28459 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Add paragraph tags to 'Add Existing User' section on 'Add New User' screen in multisite.

props jkudish, topher1kenobe.
fixes #20271.
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git-svn-id: http://core.svn.wordpress.org/trunk@28460 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Display the site scheme, not the current scheme on Edit Site screen in network admin.

props johnbillion.
fixes #28406.
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git-svn-id: http://core.svn.wordpress.org/trunk@28461 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Avoid stomping of the $plugin variable in activate_plugin().

fixes #28102.
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git-svn-id: http://core.svn.wordpress.org/trunk@28462 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Twenty Fourteen: change hardcoded pagination base to use the WordPress Rewrite object's `pagination_base` value instead. Document global variable usage properly.

Props SergeyBiryukov, fixes #28405.
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git-svn-id: http://core.svn.wordpress.org/trunk@28463 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Plugin activation/deletion errors should be styled as such.

props johnbillion.
fixes #28260.
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git-svn-id: http://core.svn.wordpress.org/trunk@28464 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Capitalize 'ID' correctly to avoid random failures of Tests_Tax_Query::test_term_taxonomy_id_field_no_taxonomy().

see #25284.
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git-svn-id: http://core.svn.wordpress.org/trunk@28465 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Fix typo in mbstring_binary_safe_encoding() description.

props ghost1227.
fixes #28423.
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git-svn-id: http://core.svn.wordpress.org/trunk@28466 1a063a9b-81f0-0310-95a4-ce76da25c4cd
In `WPPlaylistView::ended()`, at the end of a playlist, set the index to `0` and call `->setCurrent()` instead of `->loadCurrent()` so that the first track is properly highlighted.

Fixes #28428.

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git-svn-id: http://core.svn.wordpress.org/trunk@28467 1a063a9b-81f0-0310-95a4-ce76da25c4cd
In the spirit of [27622], add a few CSS rules to ensure that videos will be responsive, regardless of theme.

Props Funkatronic.
Fixes #28414.

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git-svn-id: http://core.svn.wordpress.org/trunk@28468 1a063a9b-81f0-0310-95a4-ce76da25c4cd