Wire Up Max-Res Plumbing

(This is a port of http://go/wvgerrit/11556 from the Widevine CDM
repo.)

This wires up the new method on the crypto interface with the core
code that handles the max-res decode.

Bug: 16034599
Change-Id: Id2ea5635bf732eabf1fd33712ff8bab6cf1a1745

libwvdrmengine/cdm/core/include/cdm_session.h

@@ -80,6 +80,9 @@ class CdmSession {
   virtual bool AttachEventListener(WvCdmEventListener* listener);
   virtual bool DetachEventListener(WvCdmEventListener* listener);
 
+  // Used for notifying the Policy Engine of resolution changes
+  virtual void NotifyResolution(uint32_t width, uint32_t height);
+
   virtual void OnTimerEvent(bool update_usage);
   virtual void OnKeyReleaseEvent(const CdmKeySetId& key_set_id);