Revert "Paint buffers, basic result metadata."

This reverts commit fc7834455f41a523a7be806ec66ff659fb622d00.

Change-Id: Idac705944f7ea3f52053ebd0bbe4d0256be36e0c
diff --git a/modules/camera/3_4/Camera.h b/modules/camera/3_4/Camera.h
index d4b7272..c596350 100644
--- a/modules/camera/3_4/Camera.h
+++ b/modules/camera/3_4/Camera.h
@@ -69,18 +69,9 @@
         // buffers that stream can handle (max_buffers is an output parameter)
         virtual int setupStream(Stream* stream, uint32_t* max_buffers) = 0;
         // Verify settings are valid for a capture
-        virtual bool isValidCaptureSettings(
-            const camera_metadata_t *settings) = 0;
+        virtual bool isValidCaptureSettings(const camera_metadata_t *) = 0;
         // Separate initialization method for individual devices when opened
         virtual int initDevice() = 0;
-        // Enqueue a buffer to receive data from the camera
-        virtual int enqueueBuffer(
-            const camera3_stream_buffer_t *camera_buffer) = 0;
-        // Get the shutter time and updated settings for the most recent frame.
-        // The metadata parameter is both an input and output; frame-specific
-        // result fields should be appended to what is passed in.
-        virtual int getResultSettings(camera_metadata_t **metadata,
-                                      uint64_t *timestamp) = 0;
         // Accessor used by initDevice() to set the templates' metadata
         int setTemplate(int type, const camera_metadata_t *static_info);
         // Prettyprint template names