Fix "unreachable code" warnings (MSVC warning 4702) in chrome/browser/.

chrome/browser/chrome_plugin_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 <vector>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/file_util.h"
@@ skipping 228 matching lines @@
 
   ASSERT_NO_FATAL_FAILURE(LoadAndWait(browser(), url, false));
   EnsureFlashProcessCount(0);
 
   // Now enable it again.
   EnableFlash(true, profile);
   ASSERT_NO_FATAL_FAILURE(LoadAndWait(browser(), url, true));
   EnsureFlashProcessCount(1);
 }
 
+#if defined(OFFICIAL_BUILD)
 // Verify that the official builds have the known set of plugins.
 IN_PROC_BROWSER_TEST_F(ChromePluginTest, InstalledPlugins) {
-#if !defined(OFFICIAL_BUILD)
-  return;
-#endif
   const char* expected[] = {
     "Chrome PDF Viewer",
     "Shockwave Flash",
     "Native Client",
     "Chrome Remote Desktop Viewer",
 #if defined(OS_CHROMEOS)
     "Google Talk Plugin",
     "Google Talk Plugin Video Accelerator",
     "Netflix",
 #endif
   };
 
   std::vector<content::WebPluginInfo> plugins = GetPlugins();
   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(expected); ++i) {
     size_t j = 0;
     for (; j < plugins.size(); ++j) {
       if (plugins[j].name == base::ASCIIToUTF16(expected[i]))
         break;
     }
     ASSERT_TRUE(j != plugins.size()) << "Didn't find " << expected[i];
   }
 }
+#endif
 
 #if defined(OS_WIN)
 
 namespace {
 
 BOOL CALLBACK EnumerateChildren(HWND hwnd, LPARAM l_param) {
   HWND* child = reinterpret_cast<HWND*>(l_param);
   *child = hwnd;
   // The first child window is the plugin, then its children. So stop
   // enumerating after the first callback.
   return FALSE;
 }
 
-}
+}  // namespace
 
 // Test that if a background tab loads an NPAPI plugin, they are displayed after
 // switching to that page.  http://crbug.com/335900
 IN_PROC_BROWSER_TEST_F(ChromePluginTest, WindowedNPAPIPluginHidden) {
   browser()->profile()->GetPrefs()->SetBoolean(prefs::kPluginsAlwaysAuthorize,
                                                true);
 
   // First load the page in the background and wait for the NPAPI plugin's
   // window to be created.
   GURL url = ui_test_utils::GetTestUrl(
@@ skipping 30 matching lines @@
   HWND hwnd =
       tab->GetView()->GetNativeView()->GetHost()->GetAcceleratedWidget();
   EnumChildWindows(hwnd, EnumerateChildren,reinterpret_cast<LPARAM>(&child));
 
   RECT region;
   int result = GetWindowRgnBox(child, &region);
   ASSERT_NE(result, NULLREGION);
 }
 
 #endif