Disable NaCl on 32-bit linux, also disable NaCl extension/store tests for that platform.

chrome/browser/extensions/extension_nacl_browsertest.cc

 // Copyright (c) 2011 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/command_line.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/extensions/crx_installer.h"
 #include "chrome/browser/extensions/extension_browsertest.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/prefs/pref_service.h"
@@ skipping 75 matching lines @@
         tab_contents->render_view_host(), L"",
         L"window.domAutomationController.send(ContentHandlerPluginCreated());",
         &content_handler_plugin_created));
 
     EXPECT_EQ(should_create, embedded_plugin_created);
     EXPECT_EQ(should_create, content_handler_plugin_created);
   }
 };
 
 // Test that the NaCl plugin isn't blocked for Webstore extensions.
+// DISABLED http://crbug.com/92964
+#if defined(OS_LINUX) && ARCH_CPU_32_BITS
+IN_PROC_BROWSER_TEST_F(NaClExtensionTest, DISABLED_WebStoreExtension) {
+#else
 IN_PROC_BROWSER_TEST_F(NaClExtensionTest, WebStoreExtension) {
+#endif
   ASSERT_TRUE(test_server()->Start());
 
   const Extension* extension = InstallExtension(INSTALL_TYPE_FROM_WEBSTORE);
   ASSERT_TRUE(extension);
   CheckPluginsCreated(extension, true);
 }
 
 // Test that the NaCl plugin is blocked for non-Webstore extensions.
 IN_PROC_BROWSER_TEST_F(NaClExtensionTest, NonWebStoreExtension) {
   ASSERT_TRUE(test_server()->Start());
 
   const Extension* extension = InstallExtension(INSTALL_TYPE_NON_WEBSTORE);
   ASSERT_TRUE(extension);
   CheckPluginsCreated(extension, false);
 }
 
 // Test that the NaCl plugin isn't blocked for component extensions.
+// DISABLED http://crbug.com/92964
+#if defined(OS_LINUX) && ARCH_CPU_32_BITS
+IN_PROC_BROWSER_TEST_F(NaClExtensionTest, DISABLED_ComponentExtension) {
+#else
 IN_PROC_BROWSER_TEST_F(NaClExtensionTest, ComponentExtension) {
+#endif
   ASSERT_TRUE(test_server()->Start());
 
   const Extension* extension = InstallExtension(INSTALL_TYPE_COMPONENT);
   ASSERT_TRUE(extension);
   ASSERT_EQ(extension->location(), Extension::COMPONENT);
   CheckPluginsCreated(extension, true);
 }
 
 // Test that the NaCl plugin isn't blocked for unpacked extensions.
+// DISABLED http://crbug.com/92964
+#if defined(OS_LINUX) && ARCH_CPU_32_BITS
+IN_PROC_BROWSER_TEST_F(NaClExtensionTest, DISABLED_UnpackedExtension) {
+#else
 IN_PROC_BROWSER_TEST_F(NaClExtensionTest, UnpackedExtension) {
+#endif
   ASSERT_TRUE(test_server()->Start());
 
   const Extension* extension = InstallExtension(INSTALL_TYPE_UNPACKED);
   ASSERT_TRUE(extension);
   ASSERT_EQ(extension->location(), Extension::LOAD);
   CheckPluginsCreated(extension, true);
 }
 
 }  // namespace