Removed NPAPI plugin infobar, with Finch trial gate (disabled by default).

This change is related to the new plugin page action UI https://codereview.chromium.org/319553008/

BUG=307323

Review URL: https://codereview.chromium.org/300873002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@278549 0039d316-1c4b-4281-b951-d872f2087c98

4 files changed, 130 insertions, 7 deletions

diff --git a/chrome/browser/chrome_browser_field_trials.cc b/chrome/browser/chrome_browser_field_trials.cc
index ee74e52..08e7a1c 100644
--- a/chrome/browser/chrome_browser_field_trials.cc
+++ b/chrome/browser/chrome_browser_field_trials.cc
@@ -61,6 +61,7 @@ void ChromeBrowserFieldTrials::InstantiateDynamicTrials() {
   // Mark here so they will be sync-ed.
   base::FieldTrialList::FindValue("CLD1VsCLD2");
   base::FieldTrialList::FindValue("MouseEventPreconnect");
+  base::FieldTrialList::FindValue("UnauthorizedPluginInfoBar");
   // Activate the autocomplete dynamic field trials.
   OmniboxFieldTrial::ActivateDynamicTrials();
 }
diff --git a/chrome/browser/plugins/npapi_infobar_browsertest.cc b/chrome/browser/plugins/npapi_infobar_browsertest.cc
new file mode 100644
index 0000000..a0dd6ab
--- /dev/null
+++ b/chrome/browser/plugins/npapi_infobar_browsertest.cc
@@ -0,0 +1,112 @@
+// Copyright 2014 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 "base/bind.h"
+#include "base/command_line.h"
+#include "base/files/file_path.h"
+#include "base/metrics/field_trial.h"
+#include "base/path_service.h"
+#include "chrome/browser/infobars/infobar_service.h"
+#include "chrome/browser/net/url_request_mock_util.h"
+#include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/tabs/tab_strip_model.h"
+#include "chrome/common/chrome_switches.h"
+#include "chrome/common/render_messages.h"
+#include "chrome/test/base/in_process_browser_test.h"
+#include "chrome/test/base/ui_test_utils.h"
+#include "content/public/browser/browser_thread.h"
+#include "content/public/common/content_paths.h"
+#include "content/public/common/content_switches.h"
+#include "content/public/test/browser_test_utils.h"
+#include "content/public/test/test_utils.h"
+#include "content/test/net/url_request_mock_http_job.h"
+#include "url/gurl.h"
+
+using content::BrowserThread;
+using content::URLRequestMockHTTPJob;
+
+
+namespace {
+
+// Tests that the NPAPI unauthorized plugin infobar is:
+// (1) Shown when the Finch trial is set to "Enabled"
+// (2) Not shown when the Finch trial is set to "Disabled"
+// TODO(cthomp): Remove/simplify when Finch trial is completed crbug.com/381944
+class UnauthorizedPluginInfoBarBrowserTest : public InProcessBrowserTest {
+ protected:
+  UnauthorizedPluginInfoBarBrowserTest() {}
+
+  // Makes URLRequestMockHTTPJobs serve data from content::DIR_TEST_DATA
+  // instead of chrome::DIR_TEST_DATA.
+  void ServeContentTestData() {
+    base::FilePath root_http;
+    PathService::Get(content::DIR_TEST_DATA, &root_http);
+    scoped_refptr<content::MessageLoopRunner> runner =
+        new content::MessageLoopRunner;
+    BrowserThread::PostTaskAndReply(
+        BrowserThread::IO, FROM_HERE,
+        base::Bind(URLRequestMockHTTPJob::AddUrlHandler, root_http),
+        runner->QuitClosure());
+    runner->Run();
+  }
+
+ public:
+  // Verifies that the test page exists (only present with src-internal)
+  bool TestPageExists() {
+    return base::PathExists(ui_test_utils::GetTestFilePath(
+        base::FilePath(FILE_PATH_LITERAL("plugin")),
+        base::FilePath(FILE_PATH_LITERAL("quicktime.html"))));
+  }
+
+  void InfoBarCountTest(size_t number_infobars_expected,
+                        Browser* browser) {
+    ServeContentTestData();
+    content::WebContents* contents =
+        browser->tab_strip_model()->GetActiveWebContents();
+    ASSERT_TRUE(contents);
+    InfoBarService* infobar_service = InfoBarService::FromWebContents(contents);
+    ASSERT_TRUE(infobar_service);
+    EXPECT_EQ(0u, infobar_service->infobar_count());
+
+    base::FilePath path(FILE_PATH_LITERAL("plugin/quicktime.html"));
+    GURL url(URLRequestMockHTTPJob::GetMockUrl(path));
+    ui_test_utils::NavigateToURL(browser, url);
+    ASSERT_EQ(number_infobars_expected, infobar_service->infobar_count());
+  }
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(UnauthorizedPluginInfoBarBrowserTest);
+};
+
+// When "UnauthorizedPluginInfoBar" is "Enabled", infobar for NPAPI plugin
+// should be shown.
+IN_PROC_BROWSER_TEST_F(UnauthorizedPluginInfoBarBrowserTest, InfobarEnabled) {
+  if (!TestPageExists()) {
+    LOG(INFO) <<
+        "Test skipped because plugin/quicktime.html test file wasn't found.";
+    return;
+  }
+  base::FieldTrialList::CreateTrialsFromString(
+      "UnauthorizedPluginInfoBar/Enabled/",
+      base::FieldTrialList::ACTIVATE_TRIALS,
+       std::set<std::string>());
+  InfoBarCountTest(1u, browser());
+}
+
+// When "UnauthorizedPluginInfoBar" is "Disabled", infobar for NPAPI plugin
+// should not be shown.
+IN_PROC_BROWSER_TEST_F(UnauthorizedPluginInfoBarBrowserTest, InfobarDisabled) {
+  if (!TestPageExists()) {
+    LOG(INFO) <<
+        "Test skipped because plugin/quicktime.html test file wasn't found.";
+    return;
+  }
+  base::FieldTrialList::CreateTrialsFromString(
+      "UnauthorizedPluginInfoBar/Disabled/",
+      base::FieldTrialList::ACTIVATE_TRIALS,
+      std::set<std::string>());
+  InfoBarCountTest(0u, browser());
+}
+
+}  // namespace
diff --git a/chrome/chrome_tests.gypi b/chrome/chrome_tests.gypi
index 26826f2..3001384 100644
--- a/chrome/chrome_tests.gypi
+++ b/chrome/chrome_tests.gypi
@@ -76,6 +76,7 @@
         'browser/extensions/window_open_interactive_apitest.cc',
         'browser/mouseleave_browsertest.cc',
         'browser/notifications/notification_browsertest.cc',
+	'browser/plugins/npapi_infobar_browsertest.cc',
         'browser/password_manager/password_generation_interactive_uitest.cc',
         'browser/renderer_context_menu/render_view_context_menu_browsertest_util.cc',
         'browser/renderer_context_menu/render_view_context_menu_browsertest_util.h',
@@ -1297,7 +1298,8 @@
         'browser/notifications/message_center_notifications_browsertest.cc',
         'browser/notifications/sync_notifier/sync_notifier_test_utils.cc',
         'browser/notifications/sync_notifier/sync_notifier_test_utils.h',
-        'browser/password_manager/password_manager_browsertest.cc',
+        'browser/plugins/npapi_infobar_browsertest.cc',
+	'browser/password_manager/password_manager_browsertest.cc',
         'browser/performance_monitor/performance_monitor_browsertest.cc',
         'browser/policy/cloud/cloud_policy_browsertest.cc',
         'browser/policy/cloud/cloud_policy_manager_browsertest.cc',
diff --git a/chrome/renderer/chrome_content_renderer_client.cc b/chrome/renderer/chrome_content_renderer_client.cc
index 1cef128..b4f26ca 100644
--- a/chrome/renderer/chrome_content_renderer_client.cc
+++ b/chrome/renderer/chrome_content_renderer_client.cc
@@ -7,6 +7,7 @@
 #include "base/command_line.h"
 #include "base/debug/crash_logging.h"
 #include "base/logging.h"
+#include "base/metrics/field_trial.h"
 #include "base/metrics/histogram.h"
 #include "base/metrics/user_metrics_action.h"
 #include "base/path_service.h"
@@ -810,12 +811,19 @@ WebPlugin* ChromeContentRendererClient::CreatePlugin(
             IDR_BLOCKED_PLUGIN_HTML,
             l10n_util::GetStringFUTF16(IDS_PLUGIN_NOT_AUTHORIZED, group_name));
         placeholder->set_allow_loading(true);
-        render_frame->Send(new ChromeViewHostMsg_BlockedUnauthorizedPlugin(
-            render_frame->GetRoutingID(),
-            group_name,
-            identifier));
-        // Send IPC for showing content_setting_image/bubble.
-        observer->DidBlockContentType(content_type);
+        // Check to see if old infobar should be displayed.
+        std::string trial_group =
+            base::FieldTrialList::FindFullName("UnauthorizedPluginInfoBar");
+        if (plugin.type != content::WebPluginInfo::PLUGIN_TYPE_NPAPI ||
+            trial_group == "Enabled") {
+          render_frame->Send(new ChromeViewHostMsg_BlockedUnauthorizedPlugin(
+              render_frame->GetRoutingID(),
+              group_name,
+              identifier));
+        } else {
+          // Send IPC for showing blocked plugins page action.
+          observer->DidBlockContentType(content_type);
+        }
         break;
       }
       case ChromeViewHostMsg_GetPluginInfo_Status::kClickToPlay: {