Add webstorePrivate API for installing bundles of extensions.

chrome/browser/extensions/extension_webstore_private_api.h

Index: chrome/browser/extensions/extension_webstore_private_api.h
diff --git a/chrome/browser/extensions/extension_webstore_private_api.h b/chrome/browser/extensions/extension_webstore_private_api.h
index f1021e1955e74bb6f33b3b5b862f9fd80143f315..411441cec2e445e4bc01371057518c3860c4b900 100644
--- a/chrome/browser/extensions/extension_webstore_private_api.h
+++ b/chrome/browser/extensions/extension_webstore_private_api.h
@@ -10,6 +10,7 @@
 
 #include "chrome/browser/extensions/extension_function.h"
 #include "chrome/browser/extensions/extension_install_ui.h"
+#include "chrome/browser/extensions/webstore_bundle.h"
 #include "chrome/browser/extensions/webstore_install_helper.h"
 #include "chrome/browser/extensions/webstore_installer.h"
 #include "chrome/common/net/gaia/google_service_auth_error.h"
@@ -29,6 +30,47 @@ class WebstorePrivateApi {
       WebstoreInstaller::Delegate* delegate);
 };
 
+class InstallBundleFunction : public AsyncExtensionFunction,
+                              public WebstoreBundle::Delegate {
+ public:
+  InstallBundleFunction();
+
+  // Result codes for the return value. If you change this, make sure to
+  // update the description for the beginInstallBundle callback in
+  // extension_api.json.
+  enum ErrorCode {
+    ERROR_NONE = 0,
+
+    // An unspecified error occurred.
+    UNKNOWN_ERROR,
+
+    // The user cancelled the confirmation dialog instead of accepting it.
+    USER_CANCELLED,
+
+    // The page does not have permission to call this function.
+    PERMISSION_DENIED,
+  };
+
+  virtual void OnBundleInstallApproved() OVERRIDE;
+  virtual void OnBundleInstallCanceled(bool user_initiated) OVERRIDE;
+  virtual void OnBundleInstallCompleted() OVERRIDE;
+
+ protected:
+  virtual ~InstallBundleFunction();
+  virtual bool RunImpl() OVERRIDE;
+
+  // Reads the extension details from |extensions| into |items|.
+  bool ReadBundleInfo(base::ListValue* extensions,
+                      WebstoreBundle::ItemList* items);
+
+  // Sets the result_ as a string based on |code|.
+  void SetResult(ErrorCode code);
+
+ private:
+  scoped_refptr<WebstoreBundle> bundle_;
+  DECLARE_EXTENSION_FUNCTION_NAME("webstorePrivate.installBundle");
+};
+
 class BeginInstallWithManifestFunction
     : public AsyncExtensionFunction,
       public ExtensionInstallUI::Delegate,