Implement complete lifecycle transition for IdleSpellCheckCallback

third_party/WebKit/Source/core/frame/LocalFrame.cpp

Index: third_party/WebKit/Source/core/frame/LocalFrame.cpp
diff --git a/third_party/WebKit/Source/core/frame/LocalFrame.cpp b/third_party/WebKit/Source/core/frame/LocalFrame.cpp
index 6d5853967979d907d2af3e104cb201bd7ab28150..31e26949d7718a3f7837fdc1b5bbeae0ed0797a6 100644
--- a/third_party/WebKit/Source/core/frame/LocalFrame.cpp
+++ b/third_party/WebKit/Source/core/frame/LocalFrame.cpp
@@ -516,6 +516,8 @@ void LocalFrame::documentAttached() {
   DCHECK(document());
   selection().documentAttached(document());
   inputMethodController().documentAttached(document());
+  if (RuntimeEnabledFeatures::idleTimeSpellCheckingEnabled())
+    idleSpellCheckCallback().documentAttached(document());
 }
 
 LocalDOMWindow* LocalFrame::domWindow() const {
@@ -902,6 +904,12 @@ PluginData* LocalFrame::pluginData() const {
       tree().top()->securityContext()->getSecurityOrigin());
 }
 
+void LocalFrame::setNeedsSpellChecking() {
+  if (!RuntimeEnabledFeatures::idleTimeSpellCheckingEnabled())
+    return;
+  idleSpellCheckCallback().setNeedsInvocation();
+}
+
 DEFINE_WEAK_IDENTIFIER_MAP(LocalFrame);
 
 FrameNavigationDisabler::FrameNavigationDisabler(LocalFrame& frame)