Lookalikes: Add a console message pointing to the appeals bug template

Bug: 1119460
Change-Id: I43a2b33c5977e187d4d17e3bc666431d51d1eae4
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2364759
Auto-Submit: Mustafa Emre Acer <meacer@chromium.org>
Reviewed-by: Livvie Lin <livvielin@chromium.org>
Reviewed-by: Joe DeBlasio <jdeblasio@chromium.org>
Commit-Queue: Livvie Lin <livvielin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#800232}

chrome/browser/lookalikes/lookalike_url_blocking_page.cc

@@ -56,7 +56,8 @@ void LookalikeUrlBlockingPage::PopulateInterstitialStrings(
     base::DictionaryValue* load_time_data) {
   CHECK(load_time_data);
 
-  PopulateLookalikeUrlBlockingPageStrings(load_time_data, safe_url_);
+  PopulateLookalikeUrlBlockingPageStrings(load_time_data, safe_url_,
+                                          request_url());
 }
 
 void LookalikeUrlBlockingPage::OnInterstitialClosing() {

chrome/browser/lookalikes/lookalike_url_navigation_throttle_browsertest.cc

@@ -3,6 +3,7 @@
 // found in the LICENSE file.
 
 #include "base/bind.h"
+#include "base/strings/pattern.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/test/metrics/histogram_tester.h"
@@ -55,6 +56,9 @@ const char kInterstitialDecisionMetric[] = "interstitial.lookalike.decision";
 const char kInterstitialInteractionMetric[] =
     "interstitial.lookalike.interaction";
 
+const char kConsoleMessage[] =
+    "Chrome has determined that * could be fake or fraudulent*";
+
 static std::unique_ptr<net::test_server::HttpResponse>
 NetworkErrorResponseHandler(const net::test_server::HttpRequest& request) {
   return std::unique_ptr<net::test_server::HttpResponse>(
@@ -92,23 +96,21 @@ bool IsUrlShowing(Browser* browser) {
   return !browser->location_bar_model()->GetFormattedFullURL().empty();
 }
 
+// Navigate to |url| and wait for the load to complete before returning.
 // Simulates a link click navigation. We don't use
 // ui_test_utils::NavigateToURL(const GURL&) because it simulates the user
 // typing the URL, causing the site to have a site engagement score of at
 // least LOW.
-void NavigateToURL(Browser* browser, const GURL& url) {
+void NavigateToURLSync(Browser* browser, const GURL& url) {
+  content::TestNavigationObserver navigation_observer(
+      browser->tab_strip_model()->GetActiveWebContents(), 1);
+
   NavigateParams params(browser, url, ui::PAGE_TRANSITION_LINK);
   params.initiator_origin = url::Origin::Create(GURL("about:blank"));
   params.disposition = WindowOpenDisposition::CURRENT_TAB;
   params.is_renderer_initiated = true;
   ui_test_utils::NavigateToURL(&params);
-}
 
-// Same as NavigateToUrl, but wait for the load to complete before returning.
-void NavigateToURLSync(Browser* browser, const GURL& url) {
-  content::TestNavigationObserver navigation_observer(
-      browser->tab_strip_model()->GetActiveWebContents(), 1);
-  NavigateToURL(browser, url);
   navigation_observer.Wait();
 }
 
@@ -116,6 +118,8 @@ void NavigateToURLSync(Browser* browser, const GURL& url) {
 void LoadAndCheckInterstitialAt(Browser* browser, const GURL& url) {
   content::WebContents* web_contents =
       browser->tab_strip_model()->GetActiveWebContents();
+  content::WebContentsConsoleObserver console_observer(web_contents);
+  console_observer.SetPattern(kConsoleMessage);
 
   EXPECT_EQ(nullptr, GetCurrentInterstitial(web_contents));
 
@@ -123,6 +127,10 @@ void LoadAndCheckInterstitialAt(Browser* browser, const GURL& url) {
   EXPECT_EQ(LookalikeUrlBlockingPage::kTypeForTesting,
             GetInterstitialType(web_contents));
   EXPECT_FALSE(IsUrlShowing(browser));
+
+  console_observer.Wait();
+  EXPECT_TRUE(
+      base::MatchPattern(console_observer.GetMessageAt(0u), kConsoleMessage));
 }
 
 void SendInterstitialCommand(content::WebContents* web_contents,

components/lookalikes/core/lookalike_url_ui_util.cc

@@ -39,7 +39,8 @@ void ReportUkmForLookalikeUrlBlockingPageIfNeeded(
 
 void PopulateLookalikeUrlBlockingPageStrings(
     base::DictionaryValue* load_time_data,
-    const GURL& safe_url) {
+    const GURL& safe_url,
+    const GURL& request_url) {
   CHECK(load_time_data);
 
   PopulateStringsForSharedHTML(load_time_data);
@@ -94,6 +95,7 @@ void PopulateLookalikeUrlBlockingPageStrings(
     }
 #endif
   }
+  load_time_data->SetString("lookalikeRequestHostname", request_url.host());
 }
 
 void PopulateStringsForSharedHTML(base::DictionaryValue* load_time_data) {

components/lookalikes/core/lookalike_url_ui_util.h

@@ -27,7 +27,8 @@ void ReportUkmForLookalikeUrlBlockingPageIfNeeded(
 // Populates |load_time_data| for interstitial HTML.
 void PopulateLookalikeUrlBlockingPageStrings(
     base::DictionaryValue* load_time_data,
-    const GURL& safe_url);
+    const GURL& safe_url,
+    const GURL& request_url);
 
 // Values added to get shared interstitial HTML to play nice.
 void PopulateStringsForSharedHTML(base::DictionaryValue* load_time_data);

components/security_interstitials/core/browser/resources/interstitial_large.js

@@ -228,6 +228,16 @@ function setupEvents() {
     });
   }
 
+  if (lookalike) {
+    console.log(
+        'Chrome has determined that ' +
+        loadTimeData.getString('lookalikeRequestHostname') +
+        ' could be fake or fraudulent.\n\n' +
+        'If you believe this is shown in error please visit ' +
+        'https://bugs.chromium.org/p/chromium/issues/entry?' +
+        'template=Safety+Tips+Appeals');
+  }
+
   preventDefaultOnPoundLinkClicks();
   setupExtendedReportingCheckbox();
   setupSSLDebuggingInfo();

ios/components/security_interstitials/lookalikes/lookalike_url_blocking_page.mm

@@ -66,7 +66,8 @@ void LookalikeUrlBlockingPage::PopulateInterstitialStrings(
     load_time_data->SetBoolean("cant_go_back", true);
   }
 
-  PopulateLookalikeUrlBlockingPageStrings(load_time_data, safe_url_);
+  PopulateLookalikeUrlBlockingPageStrings(load_time_data, safe_url_,
+                                          request_url());
 }
 
 void LookalikeUrlBlockingPage::HandleScriptCommand(