Remove DumpWithoutCrashing from ShouldAllowOpenURL.

chrome/browser/extensions/chrome_content_browser_client_extensions_part_unittest.cc

+// 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.
+
+#include <string>
+#include <vector>
+
+#include "base/test/histogram_tester.h"
+#include "chrome/browser/extensions/chrome_content_browser_client_extensions_part.h"
+#include "chrome/common/chrome_content_client.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace extensions {
+
+typedef testing::Test ChromeContentBrowserClientExtensionsPartTest;
+
+// Check that empty site URLs get recorded properly in ShouldAllowOpenURL
+// failures.
+TEST_F(ChromeContentBrowserClientExtensionsPartTest,
+       ShouldAllowOpenURLMetricsForEmptySiteURL) {
+  base::HistogramTester uma;
+
+  auto failure_reason = ChromeContentBrowserClientExtensionsPart::
+      FAILURE_SCHEME_NOT_HTTP_OR_HTTPS_OR_EXTENSION;
+  ChromeContentBrowserClientExtensionsPart::RecordShouldAllowOpenURLFailure(
+      failure_reason, GURL());
+  uma.ExpectUniqueSample("Extensions.ShouldAllowOpenURL.Failure",
+                         failure_reason, 1);
+  uma.ExpectUniqueSample("Extensions.ShouldAllowOpenURL.Failure.Scheme",
+                         1 /* SCHEME_EMPTY */, 1);
+}
+
+// Check that a non-exhaustive list of some known schemes get recorded properly
+// in ShouldAllowOpenURL failures.
+TEST_F(ChromeContentBrowserClientExtensionsPartTest,
+       ShouldAllowOpenURLMetricsForKnownSchemes) {
+  base::HistogramTester uma;
+
+  ChromeContentClient content_client;
+  content::ContentClient::Schemes schemes;
+  content_client.AddAdditionalSchemes(&schemes);
+
+  std::vector<std::string> test_schemes(schemes.savable_schemes);
+  test_schemes.insert(test_schemes.end(), schemes.secure_schemes.begin(),
+                      schemes.secure_schemes.end());
+  test_schemes.insert(test_schemes.end(),
+                      schemes.empty_document_schemes.begin(),
+                      schemes.empty_document_schemes.end());
+  test_schemes.push_back(url::kHttpScheme);
+  test_schemes.push_back(url::kHttpsScheme);
+  test_schemes.push_back(url::kFileScheme);
+
+  auto failure_reason = ChromeContentBrowserClientExtensionsPart::
+      FAILURE_RESOURCE_NOT_WEB_ACCESSIBLE;
+  for (auto scheme : test_schemes) {
+    ChromeContentBrowserClientExtensionsPart::RecordShouldAllowOpenURLFailure(
+        failure_reason, GURL(scheme + "://foo.com/"));
+  }
+
+  // There should be no unknown schemes recorded.
+  uma.ExpectUniqueSample("Extensions.ShouldAllowOpenURL.Failure",
+                         failure_reason, test_schemes.size());
+  uma.ExpectTotalCount("Extensions.ShouldAllowOpenURL.Failure.Scheme",
+                       test_schemes.size());
+  uma.ExpectBucketCount("Extensions.ShouldAllowOpenURL.Failure.Scheme",
+                        0 /* SCHEME_UNKNOWN */, 0);
+}
+
+}  // namespace extensions