Added new fileBrowserPrivate and fileHandler extension APIs

chrome/common/extensions/extension.cc

Index: chrome/common/extensions/extension.cc
===================================================================
--- chrome/common/extensions/extension.cc	(revision 80841)
+++ chrome/common/extensions/extension.cc	(working copy)
@@ -1937,7 +1937,12 @@
       // Only COMPONENT extensions can use private APIs.
       // TODO(asargent) - We want a more general purpose mechanism for this,
       // and better error messages. (http://crbug.com/54013)
-      if (!IsComponentOnlyPermission(permission_str)) {
+      if (!IsComponentOnlyPermission(permission_str)
+#ifndef NDEBUG
+           && !CommandLine::ForCurrentProcess()->HasSwitch(
+                 switches::kExposePrivateExtensionApi)
+#endif
+          ) {
         continue;
       }
 
@@ -2534,7 +2539,12 @@
 }
 
 bool Extension::CanExecuteScriptEverywhere() const {
-  if (location() == Extension::COMPONENT)
+  if (location() == Extension::COMPONENT
+#ifndef NDEBUG
+      || CommandLine::ForCurrentProcess()->HasSwitch(
+          switches::kExposePrivateExtensionApi)
+#endif
+      )
     return true;
 
   ScriptingWhitelist* whitelist =