Revert "Trigger spell check/remove markers if spell checker gets enabled/disabled."

Source/web/EditorClientImpl.cpp

Index: Source/web/EditorClientImpl.cpp
diff --git a/Source/web/EditorClientImpl.cpp b/Source/web/EditorClientImpl.cpp
index e6e8eb79e786cd9229ba66ab13cb5e4850922bb6..4ccca503b0ec605b5ee01e9da70c766aec835890 100644
--- a/Source/web/EditorClientImpl.cpp
+++ b/Source/web/EditorClientImpl.cpp
@@ -46,12 +46,9 @@
 #include "WebViewClient.h"
 #include "WebViewImpl.h"
 #include "core/dom/Document.h"
-#include "core/dom/DocumentMarkerController.h"
 #include "core/dom/EventNames.h"
 #include "core/dom/KeyboardEvent.h"
 #include "core/editing/Editor.h"
-#include "core/editing/SpellCheckRequester.h"
-#include "core/editing/TextCheckingHelper.h"
 #include "core/editing/UndoStep.h"
 #include "core/html/HTMLInputElement.h"
 #include "core/page/EventHandler.h"
@@ -141,26 +138,10 @@ bool EditorClientImpl::isContinuousSpellCheckingEnabled()
 
 void EditorClientImpl::toggleContinuousSpellChecking()
 {
-    if (isContinuousSpellCheckingEnabled()) {
+    if (isContinuousSpellCheckingEnabled())
         m_spellCheckThisFieldStatus = SpellCheckForcedOff;
-        if (Page* page = m_webView->page()) {
-            for (Frame* frame = page->mainFrame(); frame && frame->document(); frame = frame->tree()->traverseNext()) {
-                frame->document()->markers()->removeMarkers(DocumentMarker::Spelling | DocumentMarker::Grammar);
-            }
-        }
-    } else {
+    else
         m_spellCheckThisFieldStatus = SpellCheckForcedOn;
-        if (Frame* frame = m_webView->focusedWebCoreFrame()) {
-            if (unifiedTextCheckerEnabled(frame)) {
-                VisibleSelection frameSelection = frame->selection()->selection();
-                // If a selection is in an editable element spell check its content.
-                if (Element* rootEditableElement = frameSelection.rootEditableElement()) {
-                    VisibleSelection selection = VisibleSelection::selectionFromContentsOfNode(rootEditableElement);
-                    frame->editor()->markMisspellingsAndBadGrammar(selection);
-                }
-            }
-        }
-    }
 }
 
 bool EditorClientImpl::isGrammarCheckingEnabled()