Convert enable_plugins to a buildflag header.

chrome/browser/browsing_data/browsing_data_remover.cc

Index: chrome/browser/browsing_data/browsing_data_remover.cc
diff --git a/chrome/browser/browsing_data/browsing_data_remover.cc b/chrome/browser/browsing_data/browsing_data_remover.cc
index 8fe00d5e7f6000aaef5c6d674260df2696d302d3..806c873df368c201dc6eb8667279856c78f70635 100644
--- a/chrome/browser/browsing_data/browsing_data_remover.cc
+++ b/chrome/browser/browsing_data/browsing_data_remover.cc
@@ -89,6 +89,7 @@
 #include "net/ssl/channel_id_store.h"
 #include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_context_getter.h"
+#include "ppapi/features/features.h"
 #include "storage/browser/quota/special_storage_policy.h"
 #include "url/origin.h"
 
@@ -106,7 +107,7 @@
 #include "extensions/browser/extension_prefs.h"
 #endif
 
-#if defined(ENABLE_PLUGINS)
+#if BUILDFLAG(ENABLE_PLUGINS)
 #include "chrome/browser/browsing_data/browsing_data_flash_lso_helper.h"
 #endif
 
@@ -323,7 +324,7 @@ BrowsingDataRemover::BrowsingDataRemover(
       remove_mask_(-1),
       origin_type_mask_(-1),
       is_removing_(false),
-#if defined(ENABLE_PLUGINS)
+#if BUILDFLAG(ENABLE_PLUGINS)
       flash_lso_helper_(BrowsingDataFlashLSOHelper::Create(profile_)),
 #endif
 #if BUILDFLAG(ANDROID_JAVA_UI)
@@ -850,7 +851,7 @@ void BrowsingDataRemover::RemoveImpl(
         content::StoragePartition::REMOVE_DATA_MASK_FILE_SYSTEMS;
   }
 
-#if defined(ENABLE_PLUGINS)
+#if BUILDFLAG(ENABLE_PLUGINS)
   // Plugin is data not separated for protected and unprotected web origins. We
   // check the origin_type_mask_ to prevent unintended deletion.
   if (remove_mask & REMOVE_PLUGIN_DATA &&
@@ -1116,7 +1117,7 @@ void BrowsingDataRemover::RemoveImpl(
     content::RecordAction(
         UserMetricsAction("ClearBrowsingData_ContentLicenses"));
 
-#if defined(ENABLE_PLUGINS)
+#if BUILDFLAG(ENABLE_PLUGINS)
     waiting_for_clear_flash_content_licenses_ = true;
     if (!pepper_flash_settings_manager_.get()) {
       pepper_flash_settings_manager_.reset(
@@ -1142,7 +1143,7 @@ void BrowsingDataRemover::RemoveImpl(
       waiting_for_clear_platform_keys_ = true;
     }
 #endif  // defined(OS_CHROMEOS)
-#endif  // defined(ENABLE_PLUGINS)
+#endif  // BUILDFLAG(ENABLE_PLUGINS)
   }
 
   // Remove omnibox zero-suggest cache results. Filtering is not supported.
@@ -1226,7 +1227,7 @@ void BrowsingDataRemover::OverrideWebappRegistryForTesting(
 }
 #endif
 
-#if defined(ENABLE_PLUGINS)
+#if BUILDFLAG(ENABLE_PLUGINS)
 void BrowsingDataRemover::OverrideFlashLSOHelperForTesting(
     scoped_refptr<BrowsingDataFlashLSOHelper> flash_lso_helper) {
   flash_lso_helper_ = flash_lso_helper;
@@ -1409,7 +1410,7 @@ void BrowsingDataRemover::ClearedPnaclCache() {
 }
 #endif
 
-#if defined(ENABLE_PLUGINS)
+#if BUILDFLAG(ENABLE_PLUGINS)
 void BrowsingDataRemover::OnWaitableEventSignaled(
     base::WaitableEvent* waitable_event) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);