Allow setting memory limits on media::DemuxerStream

media/filters/source_buffer_stream.h

Index: media/filters/source_buffer_stream.h
diff --git a/media/filters/source_buffer_stream.h b/media/filters/source_buffer_stream.h
index 0e70ff79c9da405eca587c930210a913e9346805..2570c274805229a2276fc4861c0c577b5d5f5131 100644
--- a/media/filters/source_buffer_stream.h
+++ b/media/filters/source_buffer_stream.h
@@ -142,7 +142,11 @@ class MEDIA_EXPORT SourceBufferStream {
   // yet.
   base::TimeDelta GetMaxInterbufferDistance() const;
 
-  void set_memory_limit(int memory_limit) {
+  size_t GetMemoryLimit() const {
+    return memory_limit_;
+  }
+
+  void SetMemoryLimit(size_t memory_limit) {
     memory_limit_ = memory_limit;
   }
 
@@ -396,7 +400,7 @@ class MEDIA_EXPORT SourceBufferStream {
   base::TimeDelta max_interbuffer_distance_;
 
   // The maximum amount of data in bytes the stream will keep in memory.
-  int memory_limit_;
+  size_t memory_limit_;
 
   // Indicates that a kConfigChanged status has been reported by GetNextBuffer()
   // and GetCurrentXXXDecoderConfig() must be called to update the current