Remove the enable_task_manager build flag and define.

chrome/browser/prerender/prerender_browsertest.cc

 // Copyright (c) 2012 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 <stddef.h>
 #include <deque>
 #include <set>
 #include <string>
 #include <unordered_map>
 #include <utility>
@@ skipping 1746 matching lines @@
   EXPECT_FALSE(UrlIsInPrerenderManager(kHtmlFileB));
 
   // Cancel the prerender.
   GetPrerenderManager()->CancelAllPrerenders();
   prerender->WaitForStop();
 
   // All prerenders are now gone.
   EXPECT_TRUE(IsEmptyPrerenderLinkManager());
 }
 
-#if defined(ENABLE_TASK_MANAGER)
+#if !defined(OS_ANDROID)
 
 IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, OpenTaskManagerBeforePrerender) {
   const base::string16 any_prerender = MatchTaskManagerPrerender("*");
   const base::string16 any_tab = MatchTaskManagerTab("*");
   const base::string16 original = MatchTaskManagerTab("Preloader");
   const base::string16 prerender = MatchTaskManagerPrerender("Prerender Page");
   const base::string16 final = MatchTaskManagerTab("Prerender Page");
 
   // Show the task manager. This populates the model.
   chrome::OpenTaskManager(current_browser());
@@ skipping 70 matching lines @@
   // this after the prerender has been swapped in.
   chrome::OpenTaskManager(current_browser());
 
   // We should not see a prerender resource in the task manager, just a normal
   // page.
   ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(1, final));
   ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(1, any_tab));
   ASSERT_NO_FATAL_FAILURE(WaitForTaskManagerRows(0, any_prerender));
 }
 
-#endif  // defined(ENABLE_TASK_MANAGER)
+#endif  // !defined(OS_ANDROID)
 
 // Checks that audio loads are deferred on prerendering.
 IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest, PrerenderHTML5Audio) {
   PrerenderTestURL("/prerender/prerender_html5_audio.html", FINAL_STATUS_USED,
                    1);
   NavigateToDestURL();
   WaitForASCIITitle(GetActiveWebContents(), kPassTitle);
 }
 
 // Checks that audio loads are deferred on prerendering and played back when
@@ skipping 1451 matching lines @@
       browser()->tab_strip_model()->GetActiveWebContents();
   bool display_test_result = false;
   ASSERT_TRUE(content::ExecuteScriptAndExtractBool(web_contents,
                                                    "DidDisplayReallyPass()",
                                                    &display_test_result));
   ASSERT_TRUE(display_test_result);
 }
 #endif  // !defined(DISABLE_NACL)
 
 }  // namespace prerender