Reviewed by Eric Seidel.

        [chromium] implement getData('text/html') for paste and drop events
        https://bugs.webkit.org/show_bug.cgi?id=37193

        * editing/pasteboard/onpaste-text-html-expected.txt: Added.
        * editing/pasteboard/onpaste-text-html.html: Added.
        * fast/events/ondrop-text-html-expected.txt: Added.
        * fast/events/ondrop-text-html.html: Added.
        * platform/gtk/Skipped:
        * platform/mac/Skipped:
        * platform/win/Skipped:
2010-04-07  Tony Chang  <tony@chromium.org>

        Reviewed by Eric Seidel.

        [chromium] implement getData('text/html') for paste and drop events
        https://bugs.webkit.org/show_bug.cgi?id=37193

        Tests: editing/pasteboard/onpaste-text-html.html
               fast/events/ondrop-text-html.html

        * platform/chromium/ClipboardChromium.cpp:
        (WebCore::):
        (WebCore::clipboardTypeFromMIMEType): add html type
        (WebCore::ClipboardChromium::clearData): implement clear text/html
        (WebCore::ClipboardChromium::getData): implement get text/html (similar to text/plain)
        (WebCore::ClipboardChromium::setData): implement set text/html

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@57464 268f45cc-cd09-0410-ab3c-d52691b4dbfc