Differential updates for components.

chrome/browser/component_updater/pepper_flash_component_installer.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/component_updater/flash_component_installer.h"
 
 #include <string.h>
 
 #include <vector>
 
@@ skipping 231 matching lines @@
  public:
   explicit PepperFlashComponentInstaller(const Version& version);
 
   virtual ~PepperFlashComponentInstaller() {}
 
   virtual void OnUpdateError(int error) OVERRIDE;
 
   virtual bool Install(const base::DictionaryValue& manifest,
                        const base::FilePath& unpack_path) OVERRIDE;
 
+  virtual bool GetInstalledFile(const std::string& file,
+                                base::FilePath* installed_file) OVERRIDE;
+
  private:
   Version current_version_;
 };
 
 PepperFlashComponentInstaller::PepperFlashComponentInstaller(
     const Version& version) : current_version_(version) {
   DCHECK(version.IsValid());
 }
 
 void PepperFlashComponentInstaller::OnUpdateError(int error) {
@@ skipping 22 matching lines @@
   // and to the plugin service.
   current_version_ = version;
   PathService::Override(chrome::DIR_PEPPER_FLASH_PLUGIN, path);
   path = path.Append(chrome::kPepperFlashPluginFilename);
   BrowserThread::PostTask(
       BrowserThread::UI, FROM_HERE,
       base::Bind(&RegisterPepperFlashWithChrome, path, version));
   return true;
 }
 
+bool PepperFlashComponentInstaller::GetInstalledFile(
+    const std::string& file, base::FilePath* installed_file) {
+  return false;
+}
+
 bool CheckPepperFlashManifest(const base::DictionaryValue& manifest,
                               Version* version_out) {
   std::string name;
   manifest.GetStringASCII("name", &name);
   // TODO(viettrungluu): Support WinFlapper for now, while we change the format
   // of the manifest. (Should be safe to remove checks for "WinFlapper" in, say,
   // Nov. 2011.)  crbug.com/98458
   if (name != kPepperFlashManifestName && name != "WinFlapper")
     return false;
 
@@ skipping 83 matching lines @@
 #if defined(GOOGLE_CHROME_BUILD) && !defined(OS_LINUX)
   // Component updated flash supersedes bundled flash therefore if that one
   // is disabled then this one should never install.
   CommandLine* cmd_line = CommandLine::ForCurrentProcess();
   if (cmd_line->HasSwitch(switches::kDisableBundledPpapiFlash))
     return;
   BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
                           base::Bind(&StartPepperFlashUpdateRegistration, cus));
 #endif
 }