Introduce a client minimum picture pool size

content/common/gpu/media/android_video_decode_accelerator.h

Index: content/common/gpu/media/android_video_decode_accelerator.h
diff --git a/content/common/gpu/media/android_video_decode_accelerator.h b/content/common/gpu/media/android_video_decode_accelerator.h
index d5bacfd9af136c4e25111191d92d783629ab355c..221b4df69fb670e830d3665edc3b9472e1041f23 100644
--- a/content/common/gpu/media/android_video_decode_accelerator.h
+++ b/content/common/gpu/media/android_video_decode_accelerator.h
@@ -37,7 +37,10 @@ class CONTENT_EXPORT AndroidVideoDecodeAccelerator
       const base::Callback<bool(void)>& make_context_current);
 
   // media::VideoDecodeAccelerator implementation.
-  bool Initialize(media::VideoCodecProfile profile, Client* client) override;
+  bool Initialize(
+      media::VideoCodecProfile profile,
+      uint32 min_picture_count,
+      Client* client) override;
   void Decode(const media::BitstreamBuffer& bitstream_buffer) override;
   void AssignPictureBuffers(
       const std::vector<media::PictureBuffer>& buffers) override;
@@ -104,6 +107,9 @@ class CONTENT_EXPORT AndroidVideoDecodeAccelerator
   // To expose client callbacks from VideoDecodeAccelerator.
   Client* client_;
 
+  // The number of picture buffers to allocate.
+  uint32 num_picture_buffers_;
+
   // Callback to set the correct gl context.
   base::Callback<bool(void)> make_context_current_;