Support for checking multiple keyfiles when removing an installation package....

chrome/installer/util/browser_distribution.h

Index: chrome/installer/util/browser_distribution.h
===================================================================
--- chrome/installer/util/browser_distribution.h	(revision 67848)
+++ chrome/installer/util/browser_distribution.h	(working copy)
@@ -8,15 +8,18 @@
 #define CHROME_INSTALLER_UTIL_BROWSER_DISTRIBUTION_H_
 #pragma once
 
+#if defined(OS_WIN)
+#include <windows.h>
+#endif
+
+#include <string>
+#include <vector>

[robertshield, 2010/12/01 21:40:54]

why include vector?

[tommi (sloooow) - chröme, 2010/12/01 22:07:15]

Removed.  I started out supporting a vector of key files but then simplified.

+
 #include "base/basictypes.h"
 #include "base/file_path.h"
 #include "chrome/installer/util/util_constants.h"
 #include "chrome/installer/util/version.h"
 
-#if defined(OS_WIN)
-#include <windows.h>
-#endif
-
 namespace installer {
 class Product;
 }
@@ -103,6 +106,16 @@
   virtual void InactiveUserToastExperiment(int flavor,
       const installer::Product& installation);
 
+  // A key-file is a file such as a DLL on Windows that is expected to be
+  // in use when the product is being used.  For example "chrome.dll" for
+  // Chrome.  Before attempting to delete an installation directory during
+  // an uninstallation, the uninstaller will check if any one of a potential
+  // set of key files is in use and if they are, abort the delete operation.
+  // Only if none of the key files are in use, can the folder be deleted.
+  // Note that this function does not return a full path to the key file, but
+  // only a name that's relative to the installation folder.

[robertshield, 2010/12/01 21:40:54]

xnay on the stallationinnay olderfay.

[tommi (sloooow) - chröme, 2010/12/01 22:07:15]

Done.

+  virtual FilePath::StringType GetKeyFile();
+
  protected:
   BrowserDistribution() : type_(CHROME_BROWSER) {}