Extract supported codecs from CDM component manifest.

chrome/browser/component_updater/default_component_installer.h

 // Copyright 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.
 
 #ifndef CHROME_BROWSER_COMPONENT_UPDATER_DEFAULT_COMPONENT_INSTALLER_H_
 #define CHROME_BROWSER_COMPONENT_UPDATER_DEFAULT_COMPONENT_INSTALLER_H_
 
 #include <string>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/version.h"
 #include "chrome/browser/component_updater/component_updater_service.h"
 
 namespace base {
 class DictionaryValue;
 class FilePath;
 }  // namespace base
 
 // Components should use a DefaultComponentInstaller by defining a class that
 // implements the members of ComponentInstallerTraits, and then registering a
 // DefaultComponentInstaller that has been constructed with an instance of that
 // class.
 class ComponentInstallerTraits {
  public:
-  virtual ~ComponentInstallerTraits() {}
+  virtual ~ComponentInstallerTraits();
 
   // Verifies that a working installation resides within the directory specified
   // by |dir|. |dir| is of the form <base directory>/<version>.
   virtual bool VerifyInstallation(const base::FilePath& dir) const = 0;
 
   // Returns true if the component can be automatically updated. Called once
   // during component registration from the UI thread.
   virtual bool CanAutoUpdate() const = 0;
 
   // OnCustomInstall is called during the installation process. Components that
   // require custom installation operations should implement them here.
   // Returns false if a custom operation failed, and true otherwise.
   // Called only from the FILE thread.
   virtual bool OnCustomInstall(const base::DictionaryValue& manifest,
                                const base::FilePath& install_dir) = 0;
 
   // ComponentReady is called in two cases:
   //   1) After an installation is successfully completed.
   //   2) During component registration if the component is already installed.
   // In both cases the install is verified before this is called. This method
   // is guaranteed to be called before any observers of the component are
   // notified of a successful install, and is meant to support follow-on work
   // such as updating paths elsewhere in Chrome. Called only from the FILE
   // thread.
-  // |version| is the version of the component, while |path| is the path to the
-  // install directory.
-  virtual void ComponentReady(const base::Version& version,
-                              const base::FilePath& install_dir) = 0;
+  // |version| is the version of the component.
+  // |manifest| is the manifest for this version of the component.
+  // |install_dir| is the path to the install directory for this version.
+  virtual void ComponentReady(
+      const base::Version& version,
+      const base::FilePath& install_dir,
+      scoped_ptr<base::DictionaryValue> manifest) = 0;
 
   // Returns the directory that the installer will place versioned installs of
   // the component into.
   virtual base::FilePath GetBaseDirectory() const = 0;
 
   // Returns the component's SHA2 hash as raw bytes.
   virtual void GetHash(std::vector<uint8>* hash) const = 0;
 
   // Returns the human-readable name of the component.
   virtual std::string GetName() const = 0;
@@ skipping 22 matching lines @@
  private:
   base::FilePath GetInstallDirectory();
   bool InstallHelper(const base::DictionaryValue& manifest,
                      const base::FilePath& unpack_path,
                      const base::FilePath& install_path);
   void StartRegistration(ComponentUpdateService* cus);
   void FinishRegistration(ComponentUpdateService* cus);
 
   base::Version current_version_;
   std::string current_fingerprint_;
+  scoped_ptr<base::DictionaryValue> current_manifest_;
   scoped_ptr<ComponentInstallerTraits> installer_traits_;
 
   DISALLOW_COPY_AND_ASSIGN(DefaultComponentInstaller);
 };
 
 #endif  // CHROME_BROWSER_COMPONENT_UPDATER_DEFAULT_COMPONENT_INSTALLER_H_