[Android WebView] Populate WebKit WebPreferences correctly in browser

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 83cd27d876d00a18ee3448bc444db7960425bcac..7993e0c305663472e6aa34c5834c030927f55695 100644
--- a/android_webview/lib/main/aw_main_delegate.cc
+++ b/android_webview/lib/main/aw_main_delegate.cc
@@ -12,6 +12,7 @@
 #include "android_webview/native/aw_geolocation_permission_context.h"
 #include "android_webview/native/aw_quota_manager_bridge_impl.h"
 #include "android_webview/native/aw_web_contents_view_delegate.h"
+#include "android_webview/native/aw_web_preferences_populater_impl.h"
 #include "android_webview/renderer/aw_content_renderer_client.h"
 #include "base/command_line.h"
 #include "base/lazy_instance.h"
@@ -141,4 +142,8 @@ content::WebContentsViewDelegate* AwMainDelegate::CreateViewDelegate(
   return AwWebContentsViewDelegate::Create(web_contents);
 }
 
+AwWebPreferencesPopulater* AwMainDelegate::CreateWebPreferencesPopulater() {
+  return new AwWebPreferencesPopulaterImpl();
+}
+
 }  // namespace android_webview