Move enable extensions define to a build flag.

chrome/browser/chrome_content_browser_client.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/chrome_content_browser_client.h"
 
 #include <map>
 #include <set>
 #include <utility>
 #include <vector>
@@ skipping 157 matching lines @@
 #include "content/public/common/content_switches.h"
 #include "content/public/common/sandbox_type.h"
 #include "content/public/common/service_manager_connection.h"
 #include "content/public/common/service_names.h"
 #include "content/public/common/url_utils.h"
 #include "content/public/common/web_preferences.h"
 #include "device/bluetooth/adapter_factory.h"
 #include "device/bluetooth/public/interfaces/adapter.mojom.h"
 #include "device/usb/public/interfaces/chooser_service.mojom.h"
 #include "device/usb/public/interfaces/device_manager.mojom.h"
+#include "extensions/features/features.h"
 #include "gin/v8_initializer.h"
 #include "net/base/mime_util.h"
 #include "net/base/registry_controlled_domains/registry_controlled_domain.h"
 #include "net/cookies/canonical_cookie.h"
 #include "net/cookies/cookie_options.h"
 #include "net/ssl/ssl_cert_request_info.h"
 #include "ppapi/host/ppapi_host.h"
 #include "printing/features/features.h"
 #include "services/service_manager/public/cpp/interface_provider.h"
 #include "services/service_manager/public/cpp/interface_registry.h"
@@ skipping 93 matching lines @@
 #endif
 
 #if !defined(DISABLE_NACL)
 #include "components/nacl/browser/nacl_browser.h"
 #include "components/nacl/browser/nacl_host_message_filter.h"
 #include "components/nacl/browser/nacl_process_host.h"
 #include "components/nacl/common/nacl_process_type.h"
 #include "components/nacl/common/nacl_switches.h"
 #endif
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
 #include "chrome/browser/accessibility/animation_policy_prefs.h"
 #include "chrome/browser/extensions/chrome_content_browser_client_extensions_part.h"
 #include "chrome/browser/media/cast_transport_host_filter.h"
 #include "chrome/browser/speech/extension_api/tts_engine_extension_api.h"
 #include "components/guest_view/browser/guest_view_base.h"
 #include "components/guest_view/browser/guest_view_manager.h"
 #include "extensions/browser/extension_navigation_throttle.h"
 #include "extensions/browser/extension_registry.h"
 #include "extensions/browser/extension_util.h"
 #include "extensions/browser/guest_view/web_view/web_view_guest.h"
@@ skipping 61 matching lines @@
 using content::SiteInstance;
 using content::WebContents;
 using content::WebPreferences;
 using message_center::NotifierId;
 using security_interstitials::SSLErrorUI;
 
 #if defined(OS_POSIX)
 using content::FileDescriptorInfo;
 #endif
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
 using extensions::APIPermission;
 using extensions::ChromeContentBrowserClientExtensionsPart;
 using extensions::Extension;
 using extensions::InfoMap;
 using extensions::Manifest;
 #endif
 
 #if defined(ENABLE_PLUGINS)
 using plugins::ChromeContentBrowserClientPluginsPart;
 #endif
@@ skipping 316 matching lines @@
   if (minWidth >= kWidthForMaxFSM)
     return kMaxFSM;
 
   // The font scale multiplier varies linearly between kMinFSM and kMaxFSM.
   float ratio = static_cast<float>(minWidth - kWidthForMinFSM) /
       (kWidthForMaxFSM - kWidthForMinFSM);
   return ratio * (kMaxFSM - kMinFSM) + kMinFSM;
 }
 #endif  // defined(OS_ANDROID)
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
 // By default, JavaScript, images and autoplay are enabled in guest content.
 void GetGuestViewDefaultContentSettingRules(
     bool incognito,
     RendererContentSettingRules* rules) {
   rules->image_rules.push_back(
       ContentSettingPatternSource(ContentSettingsPattern::Wildcard(),
                                   ContentSettingsPattern::Wildcard(),
                                   CONTENT_SETTING_ALLOW,
                                   std::string(),
                                   incognito));
 
   rules->script_rules.push_back(
       ContentSettingPatternSource(ContentSettingsPattern::Wildcard(),
                                   ContentSettingsPattern::Wildcard(),
                                   CONTENT_SETTING_ALLOW,
                                   std::string(),
                                   incognito));
   rules->autoplay_rules.push_back(
       ContentSettingPatternSource(ContentSettingsPattern::Wildcard(),
                                   ContentSettingsPattern::Wildcard(),
                                   CONTENT_SETTING_ALLOW,
                                   std::string(),
                                   incognito));
 }
-#endif  // defined(ENABLE_EXTENSIONS)
+#endif  // BUILDFLAG(ENABLE_EXTENSIONS)
 
 void CreateUsbDeviceManager(
     RenderFrameHost* render_frame_host,
     mojo::InterfaceRequest<device::usb::DeviceManager> request) {
   WebContents* web_contents =
       WebContents::FromRenderFrameHost(render_frame_host);
   if (!web_contents) {
     NOTREACHED();
     return;
   }
@@ skipping 75 matching lines @@
     allowed_socket_origins_.insert(kPredefinedAllowedSocketOrigins[i]);
 
   extra_parts_.push_back(new ChromeContentBrowserClientPluginsPart);
 #endif
 
 #if !defined(OS_ANDROID)
   TtsExtensionEngine* tts_extension_engine = TtsExtensionEngine::GetInstance();
   TtsController::GetInstance()->SetTtsEngineDelegate(tts_extension_engine);
 #endif
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   extra_parts_.push_back(new ChromeContentBrowserClientExtensionsPart);
 #endif
 }
 
 ChromeContentBrowserClient::~ChromeContentBrowserClient() {
   for (int i = static_cast<int>(extra_parts_.size()) - 1; i >= 0; --i)
     delete extra_parts_[i];
   extra_parts_.clear();
 }
 
@@ skipping 89 matching lines @@
 
 std::string ChromeContentBrowserClient::GetStoragePartitionIdForSite(
     content::BrowserContext* browser_context,
     const GURL& site) {
   std::string partition_id;
 
   // The partition ID for webview guest processes is the string value of its
   // SiteInstance URL - "chrome-guest://app_id/persist?partition".
   if (site.SchemeIs(content::kGuestScheme))
     partition_id = site.spec();
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   // The partition ID for extensions with isolated storage is treated similarly
   // to the above.
   else if (site.SchemeIs(extensions::kExtensionScheme) &&
            extensions::util::SiteHasIsolatedStorage(site, browser_context))
     partition_id = site.spec();
 #endif
 
   DCHECK(IsValidStoragePartitionId(browser_context, partition_id));
   return partition_id;
 }
@@ skipping 14 matching lines @@
     bool can_be_default,
     std::string* partition_domain,
     std::string* partition_name,
     bool* in_memory) {
   // Default to the browser-wide storage partition and override based on |site|
   // below.
   partition_domain->clear();
   partition_name->clear();
   *in_memory = false;
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   bool success = extensions::WebViewGuest::GetGuestPartitionConfigForSite(
       site, partition_domain, partition_name, in_memory);
 
   if (!success && site.SchemeIs(extensions::kExtensionScheme)) {
     // If |can_be_default| is false, the caller is stating that the |site|
     // should be parsed as if it had isolated storage. In particular it is
     // important to NOT check ExtensionService for the is_storage_isolated()
     // attribute because this code path is run during Extension uninstall
     // to do cleanup after the Extension has already been unloaded from the
     // ExtensionService.
@@ skipping 31 matching lines @@
 
 void ChromeContentBrowserClient::RenderProcessWillLaunch(
     content::RenderProcessHost* host) {
   int id = host->GetID();
   Profile* profile = Profile::FromBrowserContext(host->GetBrowserContext());
   net::URLRequestContextGetter* context =
       host->GetStoragePartition()->GetURLRequestContext();
 
   host->AddFilter(new ChromeRenderMessageFilter(
       id, profile, host->GetStoragePartition()->GetServiceWorkerContext()));
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   host->AddFilter(new cast::CastTransportHostFilter);
 #endif
 #if BUILDFLAG(ENABLE_PRINTING)
   host->AddFilter(new printing::PrintingMessageFilter(id, profile));
 #endif
 #if defined(ENABLE_SPELLCHECK)
   host->AddFilter(new SpellCheckMessageFilter(id));
 #endif
 #if defined(USE_BROWSER_SPELLCHECKER)
   host->AddFilter(new SpellCheckMessageFilterPlatform(id));
@@ skipping 29 matching lines @@
 #endif
 
   host->Send(new ChromeViewMsg_SetIsIncognitoProcess(
       profile->IsOffTheRecord()));
 
   for (size_t i = 0; i < extra_parts_.size(); ++i)
     extra_parts_[i]->RenderProcessWillLaunch(host);
 
   RendererContentSettingRules rules;
   if (host->IsForGuestsOnly()) {
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
     GetGuestViewDefaultContentSettingRules(profile->IsOffTheRecord(), &rules);
 #else
     NOTREACHED();
 #endif
   } else {
     GetRendererContentSettingRules(
         HostContentSettingsMapFactory::GetForProfile(profile), &rules);
   }
   host->Send(new ChromeViewMsg_SetContentSettingRules(rules));
 }
 
 GURL ChromeContentBrowserClient::GetEffectiveURL(
     content::BrowserContext* browser_context, const GURL& url) {
   Profile* profile = Profile::FromBrowserContext(browser_context);
   if (!profile)
     return url;
 
   // If the input |url| should be assigned to the Instant renderer, make its
   // effective URL distinct from other URLs on the search provider's domain.
   if (search::ShouldAssignURLToInstantRenderer(url, profile))
     return search::GetEffectiveURLForInstant(url, profile);
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   return ChromeContentBrowserClientExtensionsPart::GetEffectiveURL(
       profile, url);
 #else
   return url;
 #endif
 }
 
 bool ChromeContentBrowserClient::ShouldUseProcessPerSite(
     content::BrowserContext* browser_context, const GURL& effective_url) {
   // Non-extension, non-Instant URLs should generally use
   // process-per-site-instance.  Because we expect to use the effective URL,
   // URLs for hosted apps (apart from bookmark apps) should have an extension
   // scheme by now.
 
   Profile* profile = Profile::FromBrowserContext(browser_context);
   if (!profile)
     return false;
 
   if (search::ShouldUseProcessPerSiteForInstantURL(effective_url, profile))
     return true;
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   return ChromeContentBrowserClientExtensionsPart::ShouldUseProcessPerSite(
       profile, effective_url);
 #else
   return false;
 #endif
 }
 
 bool ChromeContentBrowserClient::DoesSiteRequireDedicatedProcess(
     content::BrowserContext* browser_context,
     const GURL& effective_site_url) {
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   if (ChromeContentBrowserClientExtensionsPart::DoesSiteRequireDedicatedProcess(
           browser_context, effective_site_url)) {
     return true;
   }
 #endif
   return false;
 }
 
 // TODO(creis, nick): https://crbug.com/160576 describes a weakness in our
 // origin-lock enforcement, where we don't have a way to efficiently know
 // effective URLs on the IO thread, and wind up killing processes that e.g.
 // request cookies for their actual URL. This whole function (and its
 // ExtensionsPart) should be removed once we add that ability to the IO thread.
 bool ChromeContentBrowserClient::ShouldLockToOrigin(
     content::BrowserContext* browser_context,
     const GURL& effective_site_url) {
   // Origin lock to the search scheme would kill processes upon legitimate
   // requests for cookies from the search engine's domain.
   if (effective_site_url.SchemeIs(chrome::kChromeSearchScheme))
     return false;
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   // Disable origin lock if this is an extension/app that applies effective URL
   // mappings.
   if (!ChromeContentBrowserClientExtensionsPart::ShouldLockToOrigin(
           browser_context, effective_site_url)) {
     return false;
   }
 #endif
   return true;
 }
 
 // These are treated as WebUI schemes but do not get WebUI bindings. Also,
 // view-source is allowed for these schemes.
 void ChromeContentBrowserClient::GetAdditionalWebUISchemes(
     std::vector<std::string>* additional_schemes) {
   additional_schemes->push_back(chrome::kChromeSearchScheme);
   additional_schemes->push_back(dom_distiller::kDomDistillerScheme);
 }
 
 bool ChromeContentBrowserClient::LogWebUIUrl(const GURL& web_ui_url) const {
   return webui::LogWebUIUrl(web_ui_url);
 }
 
 bool ChromeContentBrowserClient::IsHandledURL(const GURL& url) {
   return ProfileIOData::IsHandledURL(url);
 }
 
 bool ChromeContentBrowserClient::CanCommitURL(
     content::RenderProcessHost* process_host,
     const GURL& url) {
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   return ChromeContentBrowserClientExtensionsPart::CanCommitURL(
       process_host, url);
 #else
   return true;
 #endif
 }
 
 bool ChromeContentBrowserClient::ShouldAllowOpenURL(
     content::SiteInstance* site_instance, const GURL& url) {
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   bool result;
   if (ChromeContentBrowserClientExtensionsPart::ShouldAllowOpenURL(
           site_instance, url, &result))
     return result;
 #endif
 
   // Do not allow chrome://chrome-signin navigate to other chrome:// URLs, since
   // the signin page may host untrusted web content.
   GURL from_url = site_instance->GetSiteURL();
   if (from_url.GetOrigin().spec() == chrome::kChromeUIChromeSigninURL &&
@@ skipping 24 matching lines @@
        site_instance->GetSiteURL().host() ==
            chrome::kChromeSearchLocalNtpHost) &&
       ui::PageTransitionCoreTypeIs(*transition, ui::PAGE_TRANSITION_LINK)) {
     // Use AUTO_BOOKMARK for clicks on tiles of the new tab page, consistently
     // with native implementations like Android's.
     *transition = ui::PAGE_TRANSITION_AUTO_BOOKMARK;
     *is_renderer_initiated = false;
     *referrer = content::Referrer();
   }
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   ChromeContentBrowserClientExtensionsPart::OverrideNavigationParams(
       site_instance, transition, is_renderer_initiated, referrer);
 #endif
 }
 
 bool ChromeContentBrowserClient::IsSuitableHost(
     content::RenderProcessHost* process_host,
     const GURL& site_url) {
   Profile* profile =
       Profile::FromBrowserContext(process_host->GetBrowserContext());
   // This may be NULL during tests. In that case, just assume any site can
   // share any host.
   if (!profile)
     return true;
 
   // Instant URLs should only be in the instant process and instant process
   // should only have Instant URLs.
   InstantService* instant_service =
       InstantServiceFactory::GetForProfile(profile);
   if (instant_service) {
     bool is_instant_process = instant_service->IsInstantProcess(
         process_host->GetID());
     bool should_be_in_instant_process =
         search::ShouldAssignURLToInstantRenderer(site_url, profile);
     if (is_instant_process || should_be_in_instant_process)
       return is_instant_process && should_be_in_instant_process;
   }
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   return ChromeContentBrowserClientExtensionsPart::IsSuitableHost(
       profile, process_host, site_url);
 #else
   return true;
 #endif
 }
 
 bool ChromeContentBrowserClient::MayReuseHost(
     content::RenderProcessHost* process_host) {
   // If there is currently a prerender in progress for the host provided,
   // it may not be shared. We require prerenders to be by themselves in a
   // separate process so that we can monitor their resource usage.
   prerender::PrerenderManager* prerender_manager =
       prerender::PrerenderManagerFactory::GetForBrowserContext(
           process_host->GetBrowserContext());
   if (prerender_manager &&
       !prerender_manager->MayReuseProcessHost(process_host)) {
     return false;
   }
 
   return true;
 }
 
 bool ChromeContentBrowserClient::ShouldTryToUseExistingProcessHost(
     content::BrowserContext* browser_context, const GURL& url) {
   // It has to be a valid URL for us to check for an extension.
   if (!url.is_valid())
     return false;
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   Profile* profile = Profile::FromBrowserContext(browser_context);
   return ChromeContentBrowserClientExtensionsPart::
       ShouldTryToUseExistingProcessHost(
           profile, url);
 #else
   return false;
 #endif
 }
 
 void ChromeContentBrowserClient::SiteInstanceGotProcess(
@@ skipping 25 matching lines @@
     return;
 
   for (size_t i = 0; i < extra_parts_.size(); ++i)
     extra_parts_[i]->SiteInstanceDeleting(site_instance);
 }
 
 bool ChromeContentBrowserClient::ShouldSwapBrowsingInstancesForNavigation(
     SiteInstance* site_instance,
     const GURL& current_url,
     const GURL& new_url) {
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   return ChromeContentBrowserClientExtensionsPart::
       ShouldSwapBrowsingInstancesForNavigation(
           site_instance, current_url, new_url);
 #else
   return false;
 #endif
 }
 
 bool ChromeContentBrowserClient::ShouldSwapProcessesForRedirect(
     content::BrowserContext* browser_context,
     const GURL& current_url,
     const GURL& new_url) {
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   return ChromeContentBrowserClientExtensionsPart::
       ShouldSwapProcessesForRedirect(browser_context, current_url, new_url);
 #else
   return false;
 #endif
 }
 
 bool ChromeContentBrowserClient::ShouldAssignSiteForURL(const GURL& url) {
   return !url.SchemeIs(chrome::kChromeNativeScheme);
 }
@@ skipping 303 matching lines @@
 #if defined(OS_ANDROID)
       autofill::switches::kDisableAccessorySuggestionView,
       autofill::switches::kEnableAccessorySuggestionView,
 #endif
       autofill::switches::kDisablePasswordGeneration,
       autofill::switches::kEnablePasswordGeneration,
       autofill::switches::kEnableSingleClickAutofill,
       autofill::switches::kEnableSuggestionsWithSubstringMatch,
       autofill::switches::kIgnoreAutocompleteOffForAutofill,
       autofill::switches::kLocalHeuristicsOnlyForPasswordGeneration,
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
       extensions::switches::kAllowHTTPBackgroundPage,
       extensions::switches::kAllowLegacyExtensionManifests,
       extensions::switches::kEnableAppWindowControls,
       extensions::switches::kEnableEmbeddedExtensionOptions,
       extensions::switches::kEnableExperimentalExtensionApis,
       extensions::switches::kExtensionsOnChromeURLs,
       extensions::switches::kIsolateExtensions,
       extensions::switches::kWhitelistedExtensionID,
 #endif
       switches::kAllowInsecureLocalhost,
@@ skipping 26 matching lines @@
       switches::kProfilingFile,
       switches::kProfilingFlush,
       switches::kReaderModeHeuristics,
       switches::kUnsafelyTreatInsecureOriginAsSecure,
       translate::switches::kTranslateSecurityOrigin,
     };
 
     command_line->CopySwitchesFrom(browser_command_line, kSwitchNames,
                                    arraysize(kSwitchNames));
   } else if (process_type == switches::kUtilityProcess) {
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
     static const char* const kSwitchNames[] = {
       extensions::switches::kAllowHTTPBackgroundPage,
       extensions::switches::kEnableExperimentalExtensionApis,
       extensions::switches::kExtensionsOnChromeURLs,
       extensions::switches::kWhitelistedExtensionID,
     };
 
     command_line->CopySwitchesFrom(browser_command_line, kSwitchNames,
                                    arraysize(kSwitchNames));
 #endif
@@ skipping 69 matching lines @@
 }
 
 bool ChromeContentBrowserClient::AllowServiceWorker(
     const GURL& scope,
     const GURL& first_party_url,
     content::ResourceContext* context,
     int render_process_id,
     int render_frame_id) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   // Check if this is an extension-related service worker, and, if so, if it's
   // allowed (this can return false if, e.g., the extension is disabled).
   // If it's not allowed, return immediately. We deliberately do *not* report
   // to the TabSpecificContentSettings, since the service worker is blocked
   // because of the extension, rather than because of the user's content
   // settings.
   if (!ChromeContentBrowserClientExtensionsPart::AllowServiceWorker(
           scope, first_party_url, context, render_process_id,
           render_frame_id)) {
     return false;
@@ skipping 88 matching lines @@
     const GURL& url,
     content::ResourceContext* context,
     const std::vector<std::pair<int, int> >& render_frames,
     base::Callback<void(bool)> callback) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
   content_settings::CookieSettings* cookie_settings =
       io_data->GetCookieSettings();
   bool allow = cookie_settings->IsSettingCookieAllowed(url, url);
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   GuestPermissionRequestHelper(url, render_frames, callback, allow);
 #else
   FileSystemAccessed(url, render_frames, callback, allow);
 #endif
 }
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
 void ChromeContentBrowserClient::GuestPermissionRequestHelper(
     const GURL& url,
     const std::vector<std::pair<int, int> >& render_frames,
     base::Callback<void(bool)> callback,
     bool allow) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   std::vector<std::pair<int, int> >::const_iterator i;
   std::map<int, int> process_map;
   std::map<int, int>::const_iterator it;
   bool has_web_view_guest = false;
@@ skipping 141 matching lines @@
 
 std::string ChromeContentBrowserClient::GetWebBluetoothBlacklist() {
   return variations::GetVariationParamValue("WebBluetoothBlacklist",
                                             "blacklist_additions");
 }
 
 net::URLRequestContext*
 ChromeContentBrowserClient::OverrideRequestContextForURL(
     const GURL& url, content::ResourceContext* context) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   if (url.SchemeIs(extensions::kExtensionScheme)) {
     ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
     return io_data->extensions_request_context();
   }
 #endif
 
   return NULL;
 }
 
 QuotaPermissionContext*
@@ skipping 142 matching lines @@
     int opener_render_view_id,
     int opener_render_frame_id,
     bool* no_javascript_access) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 
   *no_javascript_access = false;
 
   // If the opener is trying to create a background window but doesn't have
   // the appropriate permission, fail the attempt.
   if (container_type == WINDOW_CONTAINER_TYPE_BACKGROUND) {
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
     ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
     InfoMap* map = io_data->GetExtensionInfoMap();
     if (!map->SecurityOriginHasAPIPermission(
             source_origin,
             render_process_id,
             APIPermission::kBackground)) {
       return false;
     }
 
     // Note: this use of GetExtensionOrAppByURL is safe but imperfect.  It may
     // return a recently installed Extension even if this CanCreateWindow call
     // was made by an old copy of the page in a normal web process.  That's ok,
     // because the permission check above would have caused an early return
     // already. We must use the full URL to find hosted apps, though, and not
     // just the origin.
     const Extension* extension =
         map->extensions().GetExtensionOrAppByURL(opener_url);
     if (extension && !extensions::BackgroundInfo::AllowJSAccess(extension))
       *no_javascript_access = true;
 #endif
 
     return true;
   }
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   if (extensions::WebViewRendererState::GetInstance()->IsGuest(
       render_process_id)) {
     return true;
   }
 
   if (target_url.SchemeIs(extensions::kExtensionScheme) ||
       target_url.SchemeIs(extensions::kExtensionResourceScheme)) {
     // Intentionally duplicating |io_data| and |map| code from above because we
     // want to reduce calls to retrieve them as this function is a SYNC IPC
     // handler.
@@ skipping 179 matching lines @@
       prefs->GetBoolean(prefs::kWebKitPasswordEchoEnabled);
 #else
   web_prefs->password_echo_enabled = browser_defaults::kPasswordEchoEnabled;
 #endif
 
   web_prefs->text_areas_are_resizable =
       prefs->GetBoolean(prefs::kWebKitTextAreasAreResizable);
   web_prefs->hyperlink_auditing_enabled =
       prefs->GetBoolean(prefs::kEnableHyperlinkAuditing);
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   std::string image_animation_policy =
       prefs->GetString(prefs::kAnimationPolicy);
   if (image_animation_policy == kAnimationPolicyOnce)
     web_prefs->animation_policy =
         content::IMAGE_ANIMATION_POLICY_ANIMATION_ONCE;
   else if (image_animation_policy == kAnimationPolicyNone)
     web_prefs->animation_policy = content::IMAGE_ANIMATION_POLICY_NO_ANIMATION;
   else
     web_prefs->animation_policy = content::IMAGE_ANIMATION_POLICY_ALLOWED;
 #endif
@@ skipping 184 matching lines @@
     return views::WindowManagerConnection::Get()->gpu_service();
 #endif
   return nullptr;
 }
 
 bool ChromeContentBrowserClient::AllowPepperSocketAPI(
     content::BrowserContext* browser_context,
     const GURL& url,
     bool private_api,
     const content::SocketPermissionRequest* params) {
-#if defined(ENABLE_PLUGINS) && defined(ENABLE_EXTENSIONS)
+#if defined(ENABLE_PLUGINS) && BUILDFLAG(ENABLE_EXTENSIONS)
   return ChromeContentBrowserClientPluginsPart::AllowPepperSocketAPI(
       browser_context, url, private_api, params, allowed_socket_origins_);
 #else
   return false;
 #endif
 }
 
 bool ChromeContentBrowserClient::IsPepperVpnProviderAPIAllowed(
     content::BrowserContext* browser_context,
     const GURL& url) {
-#if defined(ENABLE_PLUGINS) && defined(ENABLE_EXTENSIONS)
+#if defined(ENABLE_PLUGINS) && BUILDFLAG(ENABLE_EXTENSIONS)
   return ChromeContentBrowserClientPluginsPart::IsPepperVpnProviderAPIAllowed(
       browser_context, url);
 #else
   return false;
 #endif
 }
 
 std::unique_ptr<content::VpnServiceProxy>
 ChromeContentBrowserClient::GetVpnServiceProxy(
     content::BrowserContext* browser_context) {
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   return ChromeContentBrowserClientExtensionsPart::GetVpnServiceProxy(
       browser_context);
 #else
   return nullptr;
 #endif
 }
 
 ui::SelectFilePolicy* ChromeContentBrowserClient::CreateSelectFilePolicy(
     WebContents* web_contents) {
   return new ChromeSelectFilePolicy(web_contents);
@@ skipping 195 matching lines @@
 #if defined(ENABLE_MOJO_MEDIA)
   registry->AddInterface(
       base::Bind(&OutputProtectionImpl::Create, render_frame_host));
 #endif  // defined(ENABLE_MOJO_MEDIA)
 }
 
 void ChromeContentBrowserClient::RegisterRenderFrameMojoInterfaces(
     service_manager::InterfaceRegistry* registry,
     content::RenderFrameHost* render_frame_host) {
   if (base::FeatureList::IsEnabled(features::kWebUsb)
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
       &&
       !render_frame_host->GetSiteInstance()->GetSiteURL().SchemeIs(
           extensions::kExtensionScheme)
 #endif
           ) {
     registry->AddInterface(
         base::Bind(&CreateUsbDeviceManager, render_frame_host));
     registry->AddInterface(
         base::Bind(&CreateWebUsbChooserService, render_frame_host));
   }
@@ skipping 199 matching lines @@
       if (!prerender_contents) {
         auto intent_picker_cb = base::Bind(ShowIntentPickerBubble());
         auto url_to_arc_throttle = base::MakeUnique<arc::ArcNavigationThrottle>(
             handle, intent_picker_cb);
         throttles.push_back(std::move(url_to_arc_throttle));
       }
     }
   }
 #endif
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   throttles.push_back(new extensions::ExtensionNavigationThrottle(handle));
 #endif
 
   return throttles;
 }
 
 std::unique_ptr<content::NavigationUIData>
 ChromeContentBrowserClient::GetNavigationUIData(
     content::NavigationHandle* navigation_handle) {
   return base::MakeUnique<ChromeNavigationUIData>(navigation_handle);
 }
 
 content::DevToolsManagerDelegate*
 ChromeContentBrowserClient::GetDevToolsManagerDelegate() {
 #if defined(OS_ANDROID)
   return new DevToolsManagerDelegateAndroid();
 #else
   return new ChromeDevToolsManagerDelegate();
 #endif
 }
 
 content::TracingDelegate* ChromeContentBrowserClient::GetTracingDelegate() {
   return new ChromeTracingDelegate();
 }
 
 bool ChromeContentBrowserClient::IsPluginAllowedToCallRequestOSFileHandle(
     content::BrowserContext* browser_context,
     const GURL& url) {
-#if defined(ENABLE_PLUGINS) && defined(ENABLE_EXTENSIONS)
+#if defined(ENABLE_PLUGINS) && BUILDFLAG(ENABLE_EXTENSIONS)
   return ChromeContentBrowserClientPluginsPart::
       IsPluginAllowedToCallRequestOSFileHandle(browser_context, url,
                                                allowed_file_handle_origins_);
 #else
   return false;
 #endif
 }
 
 bool ChromeContentBrowserClient::IsPluginAllowedToUseDevChannelAPIs(
     content::BrowserContext* browser_context,
     const GURL& url) {
-#if defined(ENABLE_PLUGINS) && defined(ENABLE_EXTENSIONS)
+#if defined(ENABLE_PLUGINS) && BUILDFLAG(ENABLE_EXTENSIONS)
   return ChromeContentBrowserClientPluginsPart::
       IsPluginAllowedToUseDevChannelAPIs(browser_context, url,
                                          allowed_dev_channel_origins_);
 #else
   return false;
 #endif
 }
 
 void ChromeContentBrowserClient::OverridePageVisibilityState(
       RenderFrameHost* render_frame_host,
@@ skipping 33 matching lines @@
                                       kWebRtcDevSwitchNames,
                                       arraysize(kWebRtcDevSwitchNames));
   }
 }
 #endif  // defined(ENABLE_WEBRTC)
 
 std::unique_ptr<content::MemoryCoordinatorDelegate>
 ChromeContentBrowserClient::GetMemoryCoordinatorDelegate() {
   return memory::ChromeMemoryCoordinatorDelegate::Create();
 }