Introduce ThreadedInputConnection behind a switch

content/browser/renderer_host/ime_adapter_android.cc

Index: content/browser/renderer_host/ime_adapter_android.cc
diff --git a/content/browser/renderer_host/ime_adapter_android.cc b/content/browser/renderer_host/ime_adapter_android.cc
index 2468b62db62bd6a7dd7c50267be43029d63242a4..134c73cbb883efb0e3729c834059549662f24d9d 100644
--- a/content/browser/renderer_host/ime_adapter_android.cc
+++ b/content/browser/renderer_host/ime_adapter_android.cc
@@ -290,6 +290,24 @@ void ImeAdapterAndroid::DeleteSurroundingText(JNIEnv*,
     rfh->ExtendSelectionAndDelete(before, after);
 }
 
+bool ImeAdapterAndroid::RequestTextInputStateUpdate(
+    JNIEnv* env,
+    const JavaParamRef<jobject>&) {
+  RenderWidgetHostImpl* rwhi = GetRenderWidgetHostImpl();
+  if (!rwhi)
+    return false;
+  rwhi->Send(new InputMsg_RequestTextInputStateUpdate(rwhi->GetRoutingID()));
+  return true;
+}
+
+void ImeAdapterAndroid::DisableImeThread(JNIEnv* env,
+                                         const JavaParamRef<jobject>&) {
+  RenderWidgetHostImpl* rwhi = GetRenderWidgetHostImpl();
+  if (!rwhi)
+    return;
+  rwhi->Send(new InputMsg_DisableImeThread(rwhi->GetRoutingID()));
+}
+
 void ImeAdapterAndroid::ResetImeAdapter(JNIEnv* env,
                                         const JavaParamRef<jobject>&) {
   java_ime_adapter_.reset();