Replace/rename old HAL graphics formats

 - Replace RAW_SENSOR with RAW16
 - Remove sRGB formats

Change-Id: Ic5c44878c638c3d3559495ea5685e10fcc2c39e1
diff --git a/modules/gralloc/gralloc.cpp b/modules/gralloc/gralloc.cpp
index bdc789d..a9fbc80 100644
--- a/modules/gralloc/gralloc.cpp
+++ b/modules/gralloc/gralloc.cpp
@@ -217,7 +217,7 @@
             bpp = 3;
             break;
         case HAL_PIXEL_FORMAT_RGB_565:
-        case HAL_PIXEL_FORMAT_RAW_SENSOR:
+        case HAL_PIXEL_FORMAT_RAW16:
             bpp = 2;
             break;
         default: