Revert 207805 "Differential updates for components. We are addin..."

trunk/src/chrome/installer/setup/setup_util.h

Index: trunk/src/chrome/installer/setup/setup_util.h
===================================================================
--- trunk/src/chrome/installer/setup/setup_util.h	(revision 207822)
+++ trunk/src/chrome/installer/setup/setup_util.h	(working copy)
@@ -2,9 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //
-// This file declares util functions for setup project. It also declares a
-// few functions that the Chrome component updater uses for patching binary
-// deltas.
+// This file declares util functions for setup project.
 
 #ifndef CHROME_INSTALLER_SETUP_SETUP_UTIL_H_
 #define CHROME_INSTALLER_SETUP_SETUP_UTIL_H_
@@ -30,32 +28,15 @@
 class InstallerState;
 class ProductState;
 
-// Apply a diff patch to source file. First tries to apply it using Courgette
-// since it checks for Courgette header and fails quickly. If that fails
-// tries to apply the patch using regular bsdiff. Returns status code as
-// defined by the bsdiff code (see third_party/bspatch/mbspatch.h for the
-// definitions of the codes).
+// Apply a diff patch to source file. First tries to apply it using courgette
+// since it checks for courgette header and fails quickly. If that fails
+// tries to apply the patch using regular bsdiff. Returns status code.
 // The installer stage is updated if |installer_state| is non-NULL.
 int ApplyDiffPatch(const base::FilePath& src,
                    const base::FilePath& patch,
                    const base::FilePath& dest,
                    const InstallerState* installer_state);
 
-// Applies a patch file to source file using Courgette. Returns 0 in case of
-// success. In case of errors, it returns kCourgetteErrorOffset + a Courgette
-// status code, as defined in courgette/courgette.h
-int CourgettePatchFiles(const base::FilePath& src,
-                        const base::FilePath& patch,
-                        const base::FilePath& dest);
-
-// Applies a patch file to source file using bsdiff. This function uses
-// Courgette's flavor of bsdiff. Returns 0 in case of success, or
-// kBsdiffErrorOffset + a bsdiff status code in case of errors.
-// See courgette/third_party/bsdiff.h for details.
-int BsdiffPatchFiles(const base::FilePath& src,
-                     const base::FilePath& patch,
-                     const base::FilePath& dest);
-
 // Find the version of Chrome from an install source directory.
 // Chrome_path should contain at least one version folder.
 // Returns the maximum version found or NULL if no version is found.