[HBD] Enable Plugin Power Saver on ALLOW for HBD feature flag on.

chrome/browser/plugins/plugin_power_saver_browsertest.cc

 // Copyright 2015 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 <stdint.h>
 #include <string>
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/stl_util.h"
 #include "base/strings/string_piece.h"
 #include "base/strings/stringprintf.h"
 #include "base/test/scoped_feature_list.h"
 #include "build/build_config.h"
+#include "chrome/browser/content_settings/host_content_settings_map_factory.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/common/chrome_features.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/test_switches.h"
 #include "chrome/test/base/ui_test_utils.h"
+#include "components/content_settings/core/browser/host_content_settings_map.h"
 #include "components/zoom/zoom_controller.h"
 #include "content/public/browser/readback_types.h"
 #include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/render_widget_host.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/test/browser_test_utils.h"
 #include "content/public/test/ppapi_test_utils.h"
 #include "net/test/embedded_test_server/embedded_test_server.h"
 #include "net/test/embedded_test_server/http_request.h"
@@ skipping 272 matching lines @@
     }
 
     ASSERT_TRUE(embedded_test_server()->Started());
     embedded_test_server()->RegisterRequestHandler(
         base::Bind(&RespondWithHTML, html));
     ui_test_utils::NavigateToURL(browser(), embedded_test_server()->base_url());
     EXPECT_TRUE(content::WaitForRenderFrameReady(
         GetActiveWebContents()->GetMainFrame()));
   }
 
+  // Loads a peripheral plugin (small cross origin) named 'plugin'.
+  void LoadPeripheralPlugin() {
+    LoadHTML(
+        "<object id='plugin' data='http://otherorigin.com/fake.swf' "
+        "    type='application/x-shockwave-flash' width='400' height='100'>"
+        "</object>");
+  }
+
   // Returns the background WebContents.
   content::WebContents* LoadHTMLInBackgroundTab(const std::string& html) {
     embedded_test_server()->RegisterRequestHandler(
         base::Bind(&RespondWithHTML, html));
     ui_test_utils::NavigateToURLWithDisposition(
         browser(), embedded_test_server()->base_url(),
         WindowOpenDisposition::NEW_BACKGROUND_TAB,
         ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
 
     int index = browser()->tab_strip_model()->GetIndexOfLastWebContentsOpenedBy(
@@ skipping 131 matching lines @@
   VerifyPluginIsThrottled(GetActiveWebContents(), "plugin");
   VerifyPluginIsPlaceholderOnly("plugin_poster");
 
   EXPECT_TRUE(
       VerifySnapshot(FILE_PATH_LITERAL("small_cross_origin_expected.png")));
 
   SimulateClickAndAwaitMarkedEssential("plugin", gfx::Point(50, 50));
   SimulateClickAndAwaitMarkedEssential("plugin_poster", gfx::Point(50, 150));
 }
 
+IN_PROC_BROWSER_TEST_F(PluginPowerSaverBrowserTest, ContentSettings) {
+  HostContentSettingsMap* content_settings_map =
+      HostContentSettingsMapFactory::GetForProfile(browser()->profile());
+
+  // Throttle on DETECT.
+  content_settings_map->SetDefaultContentSetting(
+      CONTENT_SETTINGS_TYPE_PLUGINS, CONTENT_SETTING_DETECT_IMPORTANT_CONTENT);
+  LoadPeripheralPlugin();
+  VerifyPluginIsThrottled(GetActiveWebContents(), "plugin");
+
+  // Don't throttle on ALLOW.
+  content_settings_map->SetDefaultContentSetting(CONTENT_SETTINGS_TYPE_PLUGINS,
+                                                 CONTENT_SETTING_ALLOW);
+  LoadPeripheralPlugin();
+  VerifyPluginMarkedEssential(GetActiveWebContents(), "plugin");
+}
+
 IN_PROC_BROWSER_TEST_F(PluginPowerSaverBrowserTest, SmallerThanPlayIcon) {
   LoadHTML(
       "<object id='plugin_16' type='application/x-shockwave-flash' "
       "    width='16' height='16'></object>"
       "<object id='plugin_32' type='application/x-shockwave-flash' "
       "    width='32' height='32'></object>"
       "<object id='plugin_16_64' type='application/x-shockwave-flash' "
       "    width='16' height='64'></object>"
       "<object id='plugin_64_16' type='application/x-shockwave-flash' "
       "    width='64' height='16'></object>");
@@ skipping 151 matching lines @@
 
   // Test that's unthrottled if it is unobscured.
   std::string script =
       "var container = window.document.getElementById('container');"
       "container.setAttribute('style', 'width: 400px; height: 400px;');";
   ASSERT_TRUE(content::ExecuteScript(GetActiveWebContents(), script));
   VerifyPluginMarkedEssential(GetActiveWebContents(), "plugin");
 }
 
 IN_PROC_BROWSER_TEST_F(PluginPowerSaverBrowserTest, ExpandingSmallPlugin) {
-  LoadHTML(
-      "<object id='plugin' data='http://otherorigin.com/fake.swf' "
-      "    type='application/x-shockwave-flash' width='400' height='80'>"
-      "</object>");
+  LoadPeripheralPlugin();
   VerifyPluginIsThrottled(GetActiveWebContents(), "plugin");
 
   std::string script = "window.document.getElementById('plugin').height = 400;";
   ASSERT_TRUE(content::ExecuteScript(GetActiveWebContents(), script));
   VerifyPluginMarkedEssential(GetActiveWebContents(), "plugin");
 }
 
 IN_PROC_BROWSER_TEST_F(PluginPowerSaverBrowserTest, BackgroundTabPlugins) {
   content::WebContents* background_contents = LoadHTMLInBackgroundTab(
       "<object id='same_origin' data='fake.swf' "
@@ skipping 92 matching lines @@
       "<object id='tiny_cross_origin_1' data='http://a.com/fake.swf' "
       "    type='application/x-shockwave-flash' width='3' height='3'>"
       "</object>"
       "<object id='tiny_cross_origin_2' data='http://a.com/fake.swf' "
       "    type='application/x-shockwave-flash' width='1' height='1'>"
       "</object>");
 
   VerifyPluginMarkedEssential(GetActiveWebContents(), "tiny_cross_origin_1");
   VerifyPluginMarkedEssential(GetActiveWebContents(), "tiny_cross_origin_2");
 }
+
+// Separate test case with HTML By Default feature flag on.
+class PluginPowerSaverPreferHtmlBrowserTest
+    : public PluginPowerSaverBrowserTest {
+ public:
+  void SetUpInProcessBrowserTestFixture() override {
+    PluginPowerSaverBrowserTest::SetUpInProcessBrowserTestFixture();
+    feature_list.InitAndEnableFeature(features::kPreferHtmlOverPlugins);
+  }
+
+ private:
+  base::test::ScopedFeatureList feature_list;
+};
+
+IN_PROC_BROWSER_TEST_F(PluginPowerSaverPreferHtmlBrowserTest,
+                       ThrottlePluginsOnAllowContentSetting) {
+  HostContentSettingsMap* content_settings_map =
+      HostContentSettingsMapFactory::GetForProfile(browser()->profile());
+
+  content_settings_map->SetDefaultContentSetting(CONTENT_SETTINGS_TYPE_PLUGINS,
+                                                 CONTENT_SETTING_ALLOW);
+  LoadPeripheralPlugin();
+  VerifyPluginIsThrottled(GetActiveWebContents(), "plugin");
+}