Add a config to use deferred image decoding on bots.

tools/bench_pictures.cfg

Index: tools/bench_pictures.cfg
diff --git a/tools/bench_pictures.cfg b/tools/bench_pictures.cfg
index 01f25c70df3d0e95e6e734402b603ee55df7f617..d8e3148a050b9a1b6b9825e3c960b2236ed2a847 100644
--- a/tools/bench_pictures.cfg
+++ b/tools/bench_pictures.cfg
@@ -38,6 +38,10 @@ default_configs = [
   TiledBitmapConfig(DEFAULT_TILE_X, DEFAULT_TILE_Y),
   TiledGPUConfig(DEFAULT_TILE_X, DEFAULT_TILE_Y),
 
+  # Deferred image decoding
+  TiledBitmapConfig(DEFAULT_TILE_X, DEFAULT_TILE_Y,
+                    timeIndividualTiles=False, deferImageDecoding=True,
+                    useVolatileCache=True),
   # CopyTiles
   CopyTilesConfig(DEFAULT_TILE_X, DEFAULT_TILE_Y),
 
@@ -82,6 +86,11 @@ def AndroidConfigList(tile_size, scale, cores, viewport, do_gpu=True):
     TileRTreeConfig(  tile_x, tile_y, scale=str(scale)),
     TileGridConfig(   tile_x, tile_y, scale=str(scale)),
 
+    # Deferred image decoding
+    TiledBitmapConfig(tile_x, tile_y, timeIndividualTiles=False,
+                      scale=str(scale), deferImageDecoding=True,
+                      useVolatileCache=True),
+
     # Viewport playback
     ViewportBitmapConfig(viewport_x, viewport_y, scale=str(scale)),
     ViewportRTreeConfig( viewport_x, viewport_y, scale=str(scale)),