Use WTFString::split(char) in more places
https://bugs.webkit.org/show_bug.cgi?id=136543

Patch by Joseph Pecoraro <pecoraro@apple.com> on 2014-09-05
Reviewed by Sam Weinig.

Source/WebCore:

* inspector/InspectorDOMAgent.cpp:
(WebCore::InspectorDOMAgent::nodeForPath):
* mathml/MathMLMencloseElement.cpp:
(WebCore::MathMLMencloseElement::collectStyleForPresentationAttribute):
* page/PerformanceResourceTiming.cpp:
(WebCore::passesTimingAllowCheck):
* platform/graphics/opengl/Extensions3DOpenGLCommon.cpp:
(WebCore::Extensions3DOpenGLCommon::initializeAvailableExtensions):
* platform/graphics/opengl/GLPlatformContext.cpp:
(WebCore::parseExtensions):
* platform/gtk/PasteboardHelper.cpp:
(WebCore::PasteboardHelper::fillDataObjectFromDropData):
* platform/network/curl/CurlCacheEntry.cpp:
(WebCore::CurlCacheEntry::loadResponseHeaders):
* platform/network/curl/CurlCacheManager.cpp:
(WebCore::CurlCacheManager::loadIndex):

Source/WebKit2:

* Shared/Plugins/Netscape/mac/NetscapePluginModuleMac.mm:
(WebKit::PluginVersion::parse):
* UIProcess/gtk/WebContextGtk.cpp:
(WebKit::initInspectorServer):
* WebProcess/Plugins/Netscape/NetscapePlugin.cpp:
(WebKit::isTransparentSilverlightBackgroundValue):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@173350 268f45cc-cd09-0410-ab3c-d52691b4dbfc