Remove link prerendering code
https://bugs.webkit.org/show_bug.cgi?id=116415

Reviewed by Darin Adler.

.:

This code was only used by Chromium and is dead now.

* Source/autotools/SetupWebKitFeatures.m4:
* Source/cmake/WebKitFeatures.cmake:
* Source/cmakeconfig.h.cmake:

Source/JavaScriptCore:

This code was only used by Chromium and is dead now.

* Configurations/FeatureDefines.xcconfig:

Source/WebCore:

* Configurations/FeatureDefines.xcconfig:
* GNUmakefile.list.am:
* Target.pri:
* WebCore.vcproj/WebCore.vcproj:
* WebCore.vcxproj/WebCore.vcxproj:
* WebCore.vcxproj/WebCore.vcxproj.filters:
* WebCore.xcodeproj/project.pbxproj:
* dom/Document.cpp:
(WebCore::Document::Document):
* dom/Document.h:
(WebCore):
(Document):
* dom/EventNames.h:
(WebCore):
* html/HTMLLinkElement.cpp:
* html/HTMLLinkElement.h:
* html/LinkRelAttribute.cpp:
(WebCore::LinkRelAttribute::LinkRelAttribute):
* html/LinkRelAttribute.h:
(LinkRelAttribute):
* loader/LinkLoader.cpp:
(WebCore::LinkLoader::~LinkLoader):
(WebCore::LinkLoader::loadLink):
(WebCore::LinkLoader::released):
* loader/LinkLoader.h:
(WebCore):
(LinkLoader):
* loader/LinkLoaderClient.h:
(LinkLoaderClient):
* loader/Prerenderer.cpp: Removed.
* loader/Prerenderer.h: Removed.
* loader/PrerendererClient.cpp: Removed.
* loader/PrerendererClient.h: Removed.
* platform/PrerenderClient.h: Removed.
* platform/PrerenderHandle.h: Removed.

Source/WebKit/blackberry:

This code was only used by Chromium and is dead now.

* WebCoreSupport/AboutDataEnableFeatures.in:

Source/WebKit/mac:

This code was only used by Chromium and is dead now.

* Configurations/FeatureDefines.xcconfig:

Source/WebKit2:

This code was only used by Chromium and is dead now.

* Configurations/FeatureDefines.xcconfig:

Source/WTF:

This code was only used by Chromium and is dead now.

* wtf/FeatureDefines.h:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@150356 268f45cc-cd09-0410-ab3c-d52691b4dbfc