API Extension: Support for optionally specifying a map of extra request headers when specifying the uri of media data to be played.

related-to-bug: 2393577

Original change by Andrei Popescu <andreip@google.com>
diff --git a/include/media/IMediaPlayerService.h b/include/media/IMediaPlayerService.h
index d5c1594..31c0991 100644
--- a/include/media/IMediaPlayerService.h
+++ b/include/media/IMediaPlayerService.h
@@ -18,7 +18,9 @@
 #define ANDROID_IMEDIAPLAYERSERVICE_H
 
 #include <utils/Errors.h>  // for status_t
+#include <utils/KeyedVector.h>
 #include <utils/RefBase.h>
+#include <utils/String8.h>
 #include <binder/IInterface.h>
 #include <binder/Parcel.h>
 
@@ -38,7 +40,7 @@
 
     virtual sp<IMediaRecorder>  createMediaRecorder(pid_t pid) = 0;
     virtual sp<IMediaMetadataRetriever> createMetadataRetriever(pid_t pid) = 0;
-    virtual sp<IMediaPlayer>    create(pid_t pid, const sp<IMediaPlayerClient>& client, const char* url) = 0;
+    virtual sp<IMediaPlayer>    create(pid_t pid, const sp<IMediaPlayerClient>& client, const char* url, const KeyedVector<String8, String8> *headers = NULL) = 0;
     virtual sp<IMediaPlayer>    create(pid_t pid, const sp<IMediaPlayerClient>& client, int fd, int64_t offset, int64_t length) = 0;
     virtual sp<IMemory>         decode(const char* url, uint32_t *pSampleRate, int* pNumChannels, int* pFormat) = 0;
     virtual sp<IMemory>         decode(int fd, int64_t offset, int64_t length, uint32_t *pSampleRate, int* pNumChannels, int* pFormat) = 0;