Fix regression when off-store install is disabled.

chrome/browser/extensions/crx_installer.h

Index: chrome/browser/extensions/crx_installer.h
diff --git a/chrome/browser/extensions/crx_installer.h b/chrome/browser/extensions/crx_installer.h
index e8d91142c1fa7a483579cbe6f5933b0a8e087e74..5a9d51b4d25a8d51fbb3df11d9b5f56c86b5cc1e 100644
--- a/chrome/browser/extensions/crx_installer.h
+++ b/chrome/browser/extensions/crx_installer.h
@@ -142,11 +142,13 @@ class CrxInstaller
   extension_misc::CrxInstallCause install_cause() const {
     return install_cause_;
   }
-
   void set_install_cause(extension_misc::CrxInstallCause install_cause) {
     install_cause_ = install_cause;
   }
 
+  bool allow_off_store_install() const { return allow_off_store_install_; }
+  void set_allow_off_store_install(bool val) { allow_off_store_install_ = val; }
+
   void set_page_ordinal(const StringOrdinal& page_ordinal) {
     page_ordinal_ = page_ordinal;
   }
@@ -309,6 +311,9 @@ class CrxInstaller
   // when calling Extenion::Create() by the crx installer.
   int creation_flags_;
 
+  // Whether to allow off store installation.
+  bool allow_off_store_install_;
+
   DISALLOW_COPY_AND_ASSIGN(CrxInstaller);
 };