aw: Expose record document as public api

android_webview/lib/main/aw_main_delegate.cc

Index: android_webview/lib/main/aw_main_delegate.cc
diff --git a/android_webview/lib/main/aw_main_delegate.cc b/android_webview/lib/main/aw_main_delegate.cc
index 224292f0b389b2d9d4088f7b129e2d9ba478d9e8..110280663fb45187ee01f7f277b514ec8871bf1b 100644
--- a/android_webview/lib/main/aw_main_delegate.cc
+++ b/android_webview/lib/main/aw_main_delegate.cc
@@ -8,7 +8,6 @@
 #include "android_webview/browser/browser_view_renderer.h"
 #include "android_webview/browser/gpu_memory_buffer_factory_impl.h"
 #include "android_webview/browser/scoped_allow_wait_for_legacy_web_view_api.h"
-#include "android_webview/common/aw_switches.h"
 #include "android_webview/lib/aw_browser_dependency_factory_impl.h"
 #include "android_webview/native/aw_quota_manager_bridge_impl.h"
 #include "android_webview/native/aw_web_contents_view_delegate.h"
@@ -77,9 +76,6 @@ bool AwMainDelegate::BasicStartupComplete(int* exit_code) {
   // WebRTC hardware decoding is not supported, internal bug 15075307
   cl->AppendSwitch(switches::kDisableWebRtcHWDecoding);
 
-  if (cl->HasSwitch(switches::kDisableRecordDocumentWorkaround))
-    content::SynchronousCompositor::DisableRecordFullLayer();
-
   return false;
 }