Revert of Fix setComposingText with empty text when newCursorPosition != 1

content/public/android/javatests/src/org/chromium/content/browser/input/ImeTest.java

Index: content/public/android/javatests/src/org/chromium/content/browser/input/ImeTest.java
diff --git a/content/public/android/javatests/src/org/chromium/content/browser/input/ImeTest.java b/content/public/android/javatests/src/org/chromium/content/browser/input/ImeTest.java
index 9bec9495b9bab03f63130f56ca0db8cb96d42f2f..3e5654fed374297f18683dd05f99a107d3510dff 100644
--- a/content/public/android/javatests/src/org/chromium/content/browser/input/ImeTest.java
+++ b/content/public/android/javatests/src/org/chromium/content/browser/input/ImeTest.java
@@ -139,6 +139,9 @@
         assertTextsAroundCursor("he", "", "llo");
     }
 
+    // When newCursorPosition != 1, setComposingText doesn't work for ReplicaInputConnection
+    // because there is a bug in BaseInputConnection.
+    @CommandLineFlags.Add("enable-features=ImeThread")
     @SmallTest
     @Feature({"TextInput", "Main"})
     public void testSetComposingTextForDifferentnewCursorPositions() throws Throwable {
@@ -183,24 +186,6 @@
         // Cursor exceeds the right boundary.
         setComposingText("efgh", 100);
         waitAndVerifyUpdateSelection(10, 8, 8, 2, 6);
-    }
-
-    @SmallTest
-    @Feature({"TextInput", "Main"})
-    public void testSetComposingTextWithEmptyText() throws Throwable {
-        commitText("hello", 1);
-        waitAndVerifyUpdateSelection(0, 5, 5, -1, -1);
-
-        setComposingText("AB", 1);
-        waitAndVerifyUpdateSelection(1, 7, 7, 5, 7);
-
-        // With previous composition.
-        setComposingText("", -3);
-        waitAndVerifyUpdateSelection(2, 2, 2, -1, -1);
-
-        // Without previous composition.
-        setComposingText("", 3);
-        waitAndVerifyUpdateSelection(3, 4, 4, -1, -1);
     }
 
     @SmallTest