Re-land r158555: "[Android] Exclude unsupported URLs from chrome://chrome-urls."

chrome/browser/browser_about_handler.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 "chrome/browser/browser_about_handler.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/memory/singleton.h"
 #include "base/string_util.h"
 #include "chrome/browser/net/url_fixer_upper.h"
 #include "chrome/browser/ui/browser_dialogs.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/url_constants.h"
 
 namespace {
 
 // Add paths here to be included in chrome://chrome-urls (about:about).
 // These paths will also be suggested by BuiltinProvider.
 const char* const kChromePaths[] = {
   chrome::kChromeUIAppCacheInternalsHost,
   chrome::kChromeUIBlobInternalsHost,
-  chrome::kChromeUIBookmarksHost,
   chrome::kChromeUICacheHost,
   chrome::kChromeUIChromeURLsHost,
   chrome::kChromeUICrashesHost,
   chrome::kChromeUICreditsHost,
   chrome::kChromeUIDNSHost,
-  chrome::kChromeUIDownloadsHost,
-  chrome::kChromeUIExtensionsHost,
-  chrome::kChromeUIFlagsHost,
-  chrome::kChromeUIFlashHost,
   chrome::kChromeUIGpuInternalsHost,
   chrome::kChromeUIHistoryHost,
   chrome::kChromeUIIPCHost,
-  chrome::kChromeUIInspectHost,
   chrome::kChromeUIMediaInternalsHost,
   chrome::kChromeUIMemoryHost,
-  chrome::kChromeUINaClHost,
   chrome::kChromeUINetInternalsHost,
   chrome::kChromeUINetworkViewCacheHost,
   chrome::kChromeUINewTabHost,
   chrome::kChromeUIOmniboxHost,
-  chrome::kChromeUIPluginsHost,
-  chrome::kChromeUIPolicyHost,
   chrome::kChromeUIPredictorsHost,
   chrome::kChromeUIProfilerHost,
   chrome::kChromeUIQuotaInternalsHost,
-  chrome::kChromeUISettingsHost,
   chrome::kChromeUIStatsHost,
   chrome::kChromeUISyncInternalsHost,
-#if defined(OS_CHROMEOS)
-  chrome::kChromeUITaskManagerHost,
+  chrome::kChromeUITermsHost,
+  chrome::kChromeUIVersionHost,
+#if defined(OS_ANDROID)
+  chrome::kChromeUIWelcomeHost,
+#else
+  chrome::kChromeUIBookmarksHost,
+  chrome::kChromeUIDownloadsHost,
+  // TODO(dfalcantara): Enable after http://crbug.com/143146 is fixed.
+  chrome::kChromeUIFlagsHost,
+  chrome::kChromeUIFlashHost,
+  chrome::kChromeUIInspectHost,
+  chrome::kChromeUIPluginsHost,
+  chrome::kChromeUISettingsHost,
+  chrome::kChromeUITracingHost,
 #endif
-  chrome::kChromeUITermsHost,
-  chrome::kChromeUITracingHost,
-  chrome::kChromeUIVersionHost,
 #if defined(OS_WIN)
   chrome::kChromeUIConflictsHost,
 #endif
 #if defined(OS_LINUX) || defined(OS_OPENBSD)
   chrome::kChromeUILinuxProxyConfigHost,
   chrome::kChromeUISandboxHost,
 #endif
 #if defined(OS_CHROMEOS)
   chrome::kChromeUIChooseMobileNetworkHost,
   chrome::kChromeUICryptohomeHost,
   chrome::kChromeUIDiagnosticsHost,
   chrome::kChromeUIDiscardsHost,
   chrome::kChromeUIDriveInternalsHost,
   chrome::kChromeUIImageBurnerHost,
   chrome::kChromeUIKeyboardOverlayHost,
   chrome::kChromeUILoginHost,
   chrome::kChromeUINetworkHost,
   chrome::kChromeUIOobeHost,
   chrome::kChromeUIOSCreditsHost,
   chrome::kChromeUIProxySettingsHost,
   chrome::kChromeUISystemInfoHost,
+  chrome::kChromeUITaskManagerHost,
   chrome::kChromeUIWallpaperHost,
 #endif
+#if !defined(DISABLE_NACL)
+  chrome::kChromeUINaClHost,
+#endif
+#if defined(ENABLE_CONFIGURATION_POLICY)
+  chrome::kChromeUIPolicyHost,
+#endif
+#if defined(ENABLE_EXTENSIONS)
+  chrome::kChromeUIExtensionsHost,
+#endif
 #if defined(ENABLE_PRINTING)
   chrome::kChromeUIPrintHost,
 #endif
 };
 
 }  // namespace
 
 bool WillHandleBrowserAboutURL(GURL* url,
                                content::BrowserContext* browser_context) {
   // TODO(msw): Eliminate "about:*" constants and literals from code and tests,
@@ skipping 70 matching lines @@
   return false;
 }
 
 std::vector<std::string> ChromePaths() {
   std::vector<std::string> paths;
   paths.reserve(arraysize(kChromePaths));
   for (size_t i = 0; i < arraysize(kChromePaths); i++)
     paths.push_back(kChromePaths[i]);
   return paths;
 }