WKView being inside WKWebView leads to weird API issues

WKView being inside WKWebView leads to weird API issues
https://bugs.webkit.org/show_bug.cgi?id=150174

Reviewed by Anders Carlsson.

* Platform/spi/mac/AppKitSPI.h:
* UIProcess/API/mac/WKView.mm:
(-[WKView validRequestorForSendType:returnType:]):
(-[WKView readSelectionFromPasteboard:]):
(-[WKView changeFont:]):
(-[WKView startSpeaking:]):
(-[WKView stopSpeaking:]):
(-[WKView showGuessPanel:]):
(-[WKView checkSpelling:]):
(-[WKView changeSpelling:]):
(-[WKView toggleContinuousSpellChecking:]):
(-[WKView isGrammarCheckingEnabled]):
(-[WKView setGrammarCheckingEnabled:]):
(-[WKView toggleGrammarChecking:]):
(-[WKView toggleAutomaticSpellingCorrection:]):
(-[WKView orderFrontSubstitutionsPanel:]):
(-[WKView toggleSmartInsertDelete:]):
(-[WKView isAutomaticQuoteSubstitutionEnabled]):
(-[WKView setAutomaticQuoteSubstitutionEnabled:]):
(-[WKView toggleAutomaticQuoteSubstitution:]):
(-[WKView isAutomaticDashSubstitutionEnabled]):
(-[WKView setAutomaticDashSubstitutionEnabled:]):
(-[WKView toggleAutomaticDashSubstitution:]):
(-[WKView isAutomaticLinkDetectionEnabled]):
(-[WKView setAutomaticLinkDetectionEnabled:]):
(-[WKView toggleAutomaticLinkDetection:]):
(-[WKView isAutomaticTextReplacementEnabled]):
(-[WKView setAutomaticTextReplacementEnabled:]):
(-[WKView toggleAutomaticTextReplacement:]):
(-[WKView uppercaseWord:]):
(-[WKView lowercaseWord:]):
(-[WKView capitalizeWord:]):
* UIProcess/Cocoa/WebViewImpl.h:
* UIProcess/Cocoa/WebViewImpl.mm:
(WebKit::WebViewImpl::readSelectionFromPasteboard):
(WebKit::WebViewImpl::validRequestorForSendAndReturnTypes):
(WebKit::WebViewImpl::changeFontFromFontPanel):
(WebKit::WebViewImpl::startSpeaking):
(WebKit::WebViewImpl::stopSpeaking):
(WebKit::WebViewImpl::showGuessPanel):
(WebKit::WebViewImpl::checkSpelling):
(WebKit::WebViewImpl::changeSpelling):
(WebKit::WebViewImpl::toggleContinuousSpellChecking):
(WebKit::WebViewImpl::isGrammarCheckingEnabled):
(WebKit::WebViewImpl::setGrammarCheckingEnabled):
(WebKit::WebViewImpl::toggleGrammarChecking):
(WebKit::WebViewImpl::toggleAutomaticSpellingCorrection):
(WebKit::WebViewImpl::orderFrontSubstitutionsPanel):
(WebKit::WebViewImpl::toggleSmartInsertDelete):
(WebKit::WebViewImpl::isAutomaticQuoteSubstitutionEnabled):
(WebKit::WebViewImpl::setAutomaticQuoteSubstitutionEnabled):
(WebKit::WebViewImpl::toggleAutomaticQuoteSubstitution):
(WebKit::WebViewImpl::isAutomaticDashSubstitutionEnabled):
(WebKit::WebViewImpl::setAutomaticDashSubstitutionEnabled):
(WebKit::WebViewImpl::toggleAutomaticDashSubstitution):
(WebKit::WebViewImpl::isAutomaticLinkDetectionEnabled):
(WebKit::WebViewImpl::setAutomaticLinkDetectionEnabled):
(WebKit::WebViewImpl::toggleAutomaticLinkDetection):
(WebKit::WebViewImpl::setAutomaticTextReplacementEnabled):
(WebKit::WebViewImpl::toggleAutomaticTextReplacement):
(WebKit::WebViewImpl::uppercaseWord):
(WebKit::WebViewImpl::lowercaseWord):
(WebKit::WebViewImpl::capitalizeWord):
Move spellcheck and related bits.

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@191761 268f45cc-cd09-0410-ab3c-d52691b4dbfc