Add durable storage test for incognito.

chrome/browser/storage/durable_storage_browsertest.cc

Index: chrome/browser/storage/durable_storage_browsertest.cc
diff --git a/chrome/browser/storage/durable_storage_browsertest.cc b/chrome/browser/storage/durable_storage_browsertest.cc
index 1c4224ef39a5033d8da0c2519e702ec8ce71c61a..2a517c5dcba51323ff02d5f486e2ba246299ad5c 100644
--- a/chrome/browser/storage/durable_storage_browsertest.cc
+++ b/chrome/browser/storage/durable_storage_browsertest.cc
@@ -31,17 +31,25 @@ class DurableStorageBrowserTest : public InProcessBrowserTest {
   void SetUpOnMainThread() override;
 
  protected:
+  content::RenderFrameHost* GetRenderFrameHost(Browser* browser) {
+    return browser->tab_strip_model()->GetActiveWebContents()->GetMainFrame();
+  }
+
   content::RenderFrameHost* GetRenderFrameHost() {
-    return browser()->tab_strip_model()->GetActiveWebContents()->GetMainFrame();
+    return GetRenderFrameHost(browser());
   }
 
-  void Bookmark() {
+  void Bookmark(Browser* browser) {
     bookmarks::BookmarkModel* bookmark_model =
-        BookmarkModelFactory::GetForProfile(browser()->profile());
+        BookmarkModelFactory::GetForProfile(browser->profile());
     bookmarks::test::WaitForBookmarkModelToLoad(bookmark_model);
     bookmarks::AddIfNotBookmarked(bookmark_model, url_, base::ASCIIToUTF16(""));
   }
 
+  void Bookmark() {
+    Bookmark(browser());
+  }
+
   GURL url_;
 
  private:
@@ -148,3 +156,20 @@ IN_PROC_BROWSER_TEST_F(DurableStorageBrowserTest, FirstTabSeesResult) {
       GetRenderFrameHost(), "checkPermission()", &permission_string));
   EXPECT_EQ("granted", permission_string);
 }
+
+IN_PROC_BROWSER_TEST_F(DurableStorageBrowserTest, Incognito) {
+  Browser* browser = CreateIncognitoBrowser();
+  ui_test_utils::NavigateToURL(browser, url_);
+
+  Bookmark(browser);
+  bool default_box_is_persistent = false;
+  EXPECT_TRUE(content::ExecuteScriptAndExtractBool(GetRenderFrameHost(browser),
+                                                   "requestPermission()",
+                                                   &default_box_is_persistent));
+  EXPECT_TRUE(default_box_is_persistent);
+
+  std::string permission_string;
+  EXPECT_TRUE(content::ExecuteScriptAndExtractString(
+      GetRenderFrameHost(browser), "checkPermission()", &permission_string));
+  EXPECT_EQ("granted", permission_string);
+}