Fixed typo in InterstitialDismissed method name.

ios/web/web_state/web_state_observer_bridge_unittest.mm

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #import "ios/web/public/web_state/web_state_observer_bridge.h"
 
 #import "base/mac/scoped_nsobject.h"
 #include "base/memory/ptr_util.h"
 #include "ios/web/public/favicon_url.h"
 #import "ios/web/public/test/fakes/crw_test_web_state_observer.h"
@@ skipping 67 matching lines @@
   bridge_->PageLoaded(PageLoadCompletionStatus::FAILURE);
   ASSERT_TRUE([observer_ loadPageInfo]);
   EXPECT_EQ(&test_web_state_, [observer_ loadPageInfo]->web_state);
   EXPECT_FALSE([observer_ loadPageInfo]->success);
 }
 
 // Tests |webState:webStateDidDismissInterstitial:| forwarding.
 TEST_F(WebStateObserverBridgeTest, InterstitialDismissed) {
   ASSERT_FALSE([observer_ dismissInterstitialInfo]);
 
-  // TODO(crbug.com/687735): Fix this method name.
-  bridge_->InsterstitialDismissed();
+  bridge_->InterstitialDismissed();
   ASSERT_TRUE([observer_ dismissInterstitialInfo]);
   EXPECT_EQ(&test_web_state_, [observer_ dismissInterstitialInfo]->web_state);
 }
 
 // Tests |webState:webStateDidChangeURLHash:| forwarding.
 TEST_F(WebStateObserverBridgeTest, UrlHashChanged) {
   ASSERT_FALSE([observer_ changeUrlHashInfo]);
 
   bridge_->UrlHashChanged();
   ASSERT_TRUE([observer_ changeUrlHashInfo]);
@@ skipping 103 matching lines @@
 // Tests |webState:webStateDidStartLoading:| forwarding.
 TEST_F(WebStateObserverBridgeTest, DidStartLoading) {
   ASSERT_FALSE([observer_ startLoadingInfo]);
 
   bridge_->DidStartLoading();
   ASSERT_TRUE([observer_ startLoadingInfo]);
   EXPECT_EQ(&test_web_state_, [observer_ startLoadingInfo]->web_state);
 }
 
 }  // namespace web