Migrate *-ime-thread switches to feature API

content/public/android/java/src/org/chromium/content/browser/input/ImeAdapter.java

Index: content/public/android/java/src/org/chromium/content/browser/input/ImeAdapter.java
diff --git a/content/public/android/java/src/org/chromium/content/browser/input/ImeAdapter.java b/content/public/android/java/src/org/chromium/content/browser/input/ImeAdapter.java
index 3c8710a591b2db85dcf5336ca3b30f625940b09c..b35794f2f882720454313c9fff9b8ee9d8937342 100644
--- a/content/public/android/java/src/org/chromium/content/browser/input/ImeAdapter.java
+++ b/content/public/android/java/src/org/chromium/content/browser/input/ImeAdapter.java
@@ -18,14 +18,13 @@ import android.view.View;
 import android.view.inputmethod.BaseInputConnection;
 import android.view.inputmethod.EditorInfo;
 
-import org.chromium.base.CommandLine;
 import org.chromium.base.Log;
 import org.chromium.base.VisibleForTesting;
 import org.chromium.base.annotations.CalledByNative;
 import org.chromium.base.annotations.JNINamespace;
 import org.chromium.blink_public.web.WebInputEventModifier;
 import org.chromium.blink_public.web.WebInputEventType;
-import org.chromium.content.common.ContentSwitches;
+import org.chromium.content.browser.ContentFeatureList;
 import org.chromium.ui.base.ime.TextInputType;
 import org.chromium.ui.picker.InputDialogContainer;
 
@@ -121,7 +120,7 @@ public class ImeAdapter {
     }
 
     void resetInputConnectionFactory() {
-        if (shouldUseImeThread()) {
+        if (ContentFeatureList.isEnabled(ContentFeatureList.IME_THREAD)) {
             mInputConnectionFactory =
                     new ThreadedInputConnectionFactory(mInputMethodManagerWrapper);
         } else {
@@ -129,16 +128,6 @@ public class ImeAdapter {
         }
     }
 
-    private boolean shouldUseImeThread() {
-        if (CommandLine.getInstance().hasSwitch(ContentSwitches.DISABLE_IME_THREAD)) {
-            return false;
-        }
-        if (CommandLine.getInstance().hasSwitch(ContentSwitches.ENABLE_IME_THREAD)) {
-            return true;
-        }
-        return false;
-    }
-
     /**
      * @see View#onCreateInputConnection(EditorInfo)
      */