Attach NTP to Chrome Home bottom sheet

chrome/android/java/src/org/chromium/chrome/browser/util/MathUtils.java

Index: chrome/android/java/src/org/chromium/chrome/browser/util/MathUtils.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/util/MathUtils.java b/chrome/android/java/src/org/chromium/chrome/browser/util/MathUtils.java
index 07ac76e1f36aabc00bc34b0f381f90daf50f87d2..77f90a7bed6b357111f9d65b895b6650d6ebdc41 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/util/MathUtils.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/util/MathUtils.java
@@ -9,6 +9,9 @@ package org.chromium.chrome.browser.util;
  */
 public class MathUtils {
 
+    /** A minimum difference to use when comparing floats for equality. */
+    public static final float EPSILON = 0.001f;
+
     private MathUtils() {}
 
     /**
@@ -158,4 +161,14 @@ public class MathUtils {
     public static int compareLongs(long lhs, long rhs) {
         return lhs < rhs ? -1 : (lhs == rhs ? 0 : 1);
     }
+
+    /**
+     * Determine if two floats are equal.
+     * @param f1 The first float to compare.
+     * @param f2 The second float to compare.
+     * @return True if the floats are equal.
+     */
+    public static boolean areFloatsEqual(float f1, float f2) {
+        return Math.abs(f1 - f2) < MathUtils.EPSILON;
+    }
 }