Restrict use of hardware-secure codecs based on the RendererPreference.

media/blink/key_system_config_selector.h

Index: media/blink/key_system_config_selector.h
diff --git a/media/blink/key_system_config_selector.h b/media/blink/key_system_config_selector.h
index 86eec7efaa28baca9805311d8332ed92262c54a1..a686f5e48ed23f713c43228ebad2d31a1c24eaf2 100644
--- a/media/blink/key_system_config_selector.h
+++ b/media/blink/key_system_config_selector.h
@@ -9,6 +9,7 @@
 #include <vector>
 
 #include "base/bind.h"
+#include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "media/base/eme_constants.h"
@@ -31,8 +32,9 @@ class MediaPermission;
 
 class MEDIA_EXPORT KeySystemConfigSelector {
  public:
-  KeySystemConfigSelector(const KeySystems* key_systems,
-                          MediaPermission* media_permission);
+  KeySystemConfigSelector(
+      const KeySystems* key_systems,
+      MediaPermission* media_permission);
 
   ~KeySystemConfigSelector();
 
@@ -41,8 +43,10 @@ class MEDIA_EXPORT KeySystemConfigSelector {
       const blink::WebVector<blink::WebMediaKeySystemConfiguration>&
           candidate_configurations,
       const blink::WebSecurityOrigin& security_origin,
-      base::Callback<void(const blink::WebMediaKeySystemConfiguration&)>
-          succeeded_cb,
+      bool are_secure_surfaces_supported,
+      // The second argument is |are_secure_surfaces_required|.
+      base::Callback<void(const blink::WebMediaKeySystemConfiguration&,
+                          bool)> succeeded_cb,
       base::Callback<void(const blink::WebString&)> not_supported_cb);
 
  private: