Remove keep-alive impulse IPCs from NaCl modules.

chrome/browser/extensions/lazy_background_page_apitest.cc

Index: chrome/browser/extensions/lazy_background_page_apitest.cc
diff --git a/chrome/browser/extensions/lazy_background_page_apitest.cc b/chrome/browser/extensions/lazy_background_page_apitest.cc
index 433df5d7927c7e35cdec683bf05a88aee918e739..5b0696b90b2a68dad0651a9e8a55bfe6d68e9437 100644
--- a/chrome/browser/extensions/lazy_background_page_apitest.cc
+++ b/chrome/browser/extensions/lazy_background_page_apitest.cc
@@ -510,39 +510,6 @@ IN_PROC_BROWSER_TEST_F(LazyBackgroundPageApiTest, Messaging) {
   EXPECT_FALSE(IsBackgroundPageAlive(last_loaded_extension_id()));
 }
 
-// Tests that a KeepaliveImpulse increments the keep alive count, but eventually
-// times out and background page will still close.
-IN_PROC_BROWSER_TEST_F(LazyBackgroundPageApiTest, ImpulseAddsCount) {
-  ASSERT_TRUE(StartEmbeddedTestServer());
-  const Extension* extension = LoadExtensionAndWait("messaging");
-  ASSERT_TRUE(extension);
-
-  // Lazy Background Page doesn't exist yet.
-  ProcessManager* pm = ProcessManager::Get(browser()->profile());
-  EXPECT_FALSE(pm->GetBackgroundHostForExtension(last_loaded_extension_id()));
-  EXPECT_EQ(1, browser()->tab_strip_model()->count());
-
-  // Navigate to a page that opens a message channel to the background page.
-  ResultCatcher catcher;
-  LazyBackgroundObserver lazybg;
-  ui_test_utils::NavigateToURL(
-      browser(), embedded_test_server()->GetURL("/extensions/test_file.html"));
-  lazybg.WaitUntilLoaded();
-
-  // Add an impulse and the keep alive count increases.
-  int previous_keep_alive_count = pm->GetLazyKeepaliveCount(extension);
-  pm->KeepaliveImpulse(extension);
-  EXPECT_EQ(previous_keep_alive_count + 1,
-            pm->GetLazyKeepaliveCount(extension));
-
-  // Navigate away, closing the message channel and therefore the background
-  // page after the impulse times out.
-  ui_test_utils::NavigateToURL(browser(), GURL("about:blank"));
-  lazybg.WaitUntilClosed();
-
-  EXPECT_FALSE(pm->GetBackgroundHostForExtension(last_loaded_extension_id()));
-}
-
 // Tests that the lazy background page receives the unload event when we
 // close it, and that it can execute simple API calls that don't require an
 // asynchronous response.