Introduce imeHeight in KeyboardStateManager.

Bug: 204781396
Test: Manual
Change-Id: If9dc9427a73ab22d6418edb9c954e79fd0958395
diff --git a/src/com/android/launcher3/logging/KeyboardStateManager.java b/src/com/android/launcher3/logging/KeyboardStateManager.java
index 3103af1..6dc0a0b 100644
--- a/src/com/android/launcher3/logging/KeyboardStateManager.java
+++ b/src/com/android/launcher3/logging/KeyboardStateManager.java
@@ -24,6 +24,7 @@
  */
 public class KeyboardStateManager {
     private long mUpdatedTime;
+    private int mImeHeight;
 
     public enum KeyboardState {
         NO_IME_ACTION,
@@ -58,4 +59,18 @@
         mUpdatedTime = SystemClock.elapsedRealtime();
         mKeyboardState = keyboardState;
     }
+
+    /**
+     * Returns keyboard's current height.
+     */
+    public int getImeHeight() {
+        return mImeHeight;
+    }
+
+    /**
+     * Setter method to set keyboard height.
+     */
+    public void setImeHeight(int imeHeight) {
+        mImeHeight = imeHeight;
+    }
 }