Use EXPECT_DOUBLE_EQ for doubles in NotificationPromoTest.

ios/chrome/browser/notification_promo_unittest.cc

Index: ios/chrome/browser/notification_promo_unittest.cc
diff --git a/ios/chrome/browser/notification_promo_unittest.cc b/ios/chrome/browser/notification_promo_unittest.cc
index d27c78a3b1540dcc8513ba6743467a28538154a5..830d9c5f65a02412b9a60cd4a6e142bd19bb47d9 100644
--- a/ios/chrome/browser/notification_promo_unittest.cc
+++ b/ios/chrome/browser/notification_promo_unittest.cc
@@ -147,8 +147,8 @@ class NotificationPromoTest : public testing::Test {
     // Check values.
     EXPECT_EQ(notification_promo_.promo_text_, promo_text_);
 
-    EXPECT_EQ(notification_promo_.start_, start_);
-    EXPECT_EQ(notification_promo_.end_, end_);
+    EXPECT_DOUBLE_EQ(notification_promo_.start_, start_);
+    EXPECT_DOUBLE_EQ(notification_promo_.end_, end_);
 
     EXPECT_EQ(notification_promo_.promo_id_, promo_id_);
     EXPECT_EQ(notification_promo_.max_views_, max_views_);
@@ -275,7 +275,7 @@ class NotificationPromoTest : public testing::Test {
   // Tests that the first view time is recorded properly in prefs when the
   // first view occurs.
   void TestFirstViewTimeRecorded() {
-    EXPECT_EQ(0, notification_promo_.first_view_time_);
+    EXPECT_DOUBLE_EQ(0, notification_promo_.first_view_time_);
     notification_promo_.HandleViewed();
 
     NotificationPromo temp_promo(&local_state_);
@@ -321,7 +321,7 @@ class NotificationPromoTest : public testing::Test {
     // Initialize promo and verify that its instance variables match the data
     // saved in the old structure.
     promo.InitFromPrefs(promo_type_);
-    EXPECT_EQ(first_view_time, promo.first_view_time_);
+    EXPECT_DOUBLE_EQ(first_view_time, promo.first_view_time_);
     EXPECT_EQ(views, promo.views_);
     EXPECT_EQ(closed, promo.closed_);
     EXPECT_FALSE(promo.CanShow());