REGRESSION(r135082): Restore the ability to insert author level style sheets from script
https://bugs.webkit.org/show_bug.cgi?id=104042

Reviewed by Antti Koivisto.

.:

Update exports for Internals.cpp.

* Source/autotools/symbols.filter:

Source/WebCore:

Add DocumentStyleSheetCollection::addAuthorSheet so embedders can allow scripts
to insert author level styles. Expose the method to window.interals for testing.

Test: userscripts/insert-stylesheets.html

* WebCore.exp.in: Update exports for Internals.cpp.
* WebCore.order: Update exports for Internals.cpp.
* dom/DocumentStyleSheetCollection.cpp:
(WebCore::DocumentStyleSheetCollection::~DocumentStyleSheetCollection):
(WebCore::DocumentStyleSheetCollection::addAuthorSheet): Add the stylesheet and force a style recalc.
(WebCore::DocumentStyleSheetCollection::updateActiveStyleSheets): Include author level styles.
(WebCore::DocumentStyleSheetCollection::reportMemoryUsage): Include author styles.
* dom/DocumentStyleSheetCollection.h:
(WebCore::DocumentStyleSheetCollection::documentAuthorStyleSheets): Accessor.
(DocumentStyleSheetCollection): Keep track of author styles added by script.
* testing/Internals.cpp:
(WebCore::Internals::insertAuthorCSS): Testing addAuthorSheet.
(WebCore::Internals::insertUserCSS): Testing addUserSheet.
* testing/Internals.h:
* testing/Internals.idl: Add addAuthorSheet and addUserSheet.

Source/WebKit/chromium:

* src/WebDocument.cpp:
(WebKit::WebDocument::insertUserStyleSheet): Use addAuthorSheet if an author level script is requested.

Source/WebKit2:

Update exports for Internals.cpp.

* win/WebKit2.def.in:

LayoutTests:

Add a test that makes sure that an author level style is set.

* userscripts/insert-stylesheets-expected.txt: Added.
* userscripts/insert-stylesheets.html: Added.


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@136878 268f45cc-cd09-0410-ab3c-d52691b4dbfc
17 files changed