<rdar://problem/13148631>
https://bugs.webkit.org/show_bug.cgi?id=110034

Reviewed by Tim Horton.

Source/WebCore: 

* WebCore.exp.in:
Add some necessary exports.

Source/WebKit2: 

* WebProcess/InjectedBundle/API/c/WKBundleNodeHandle.cpp:
(WKBundleNodeHandleCopySnapshotWithOptions):
* WebProcess/InjectedBundle/API/c/WKBundleNodeHandlePrivate.h:
Add WKBundleNodeHandleCopySnapshotWithOptions function.

* WebProcess/InjectedBundle/API/mac/WKDOMNode.mm:
* WebProcess/InjectedBundle/API/mac/WKDOMNodePrivate.h:
Fix conversion method between WKDOMNode and WKBundleNodeHandleRef to have the same
name in the header and implementation.

* WebProcess/InjectedBundle/DOM/InjectedBundleNodeHandle.cpp:
(WebKit::imageForRect):
(WebKit):
(WebKit::InjectedBundleNodeHandle::renderedImage):
* WebProcess/InjectedBundle/DOM/InjectedBundleNodeHandle.h:
Add implementation of WKBundleNodeHandleCopySnapshotWithOptions.

* Shared/ImageOptions.h:
(WebKit::snapshotOptionsToImageOptions):
* WebProcess/WebPage/WebPage.cpp:
Move snapshotOptionsToImageOptions conversion function to a location where
it can be shared.


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@146154 268f45cc-cd09-0410-ab3c-d52691b4dbfc