MD History: Enable by default

chrome/browser/ui/webui/log_web_ui_url_browsertest.cc

Index: chrome/browser/ui/webui/log_web_ui_url_browsertest.cc
diff --git a/chrome/browser/ui/webui/log_web_ui_url_browsertest.cc b/chrome/browser/ui/webui/log_web_ui_url_browsertest.cc
index c443f279f1ff5137564aaaa8aa143b80d080c730..8285403290924674596203d2da1cb1a500657850 100644
--- a/chrome/browser/ui/webui/log_web_ui_url_browsertest.cc
+++ b/chrome/browser/ui/webui/log_web_ui_url_browsertest.cc
@@ -8,12 +8,14 @@
 
 #include <vector>
 
+#include "base/feature_list.h"
 #include "base/hash.h"
 #include "base/macros.h"
 #include "base/test/histogram_tester.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
+#include "chrome/common/chrome_features.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
@@ -39,6 +41,15 @@ class LogWebUIUrlTest : public InProcessBrowserTest {
     return histogram_tester_.GetAllSamples(webui::kWebUICreatedForUrl);
   }
 
+  void SetUpOnMainThread() override {
+    // Disable MD History to test non-MD history page.
+    std::unique_ptr<base::FeatureList> feature_list(new base::FeatureList);
+    feature_list->InitializeFromCommandLine(
+        std::string(), features::kMaterialDesignHistoryFeature.name);
+    base::FeatureList::ClearInstanceForTesting();
+    base::FeatureList::SetInstance(std::move(feature_list));
+  }
+
  private:
   base::HistogramTester histogram_tester_;