Split image decode cache limits into "working set" vs "cache" limits

cc/trees/layer_tree_host_unittest.cc

Index: cc/trees/layer_tree_host_unittest.cc
diff --git a/cc/trees/layer_tree_host_unittest.cc b/cc/trees/layer_tree_host_unittest.cc
index 5733c1c7e1efb518ec8ee5d47a689d274241fa39..ab10104df2dbf55f5941a5a0ac100b678f71a1f5 100644
--- a/cc/trees/layer_tree_host_unittest.cc
+++ b/cc/trees/layer_tree_host_unittest.cc
@@ -6871,8 +6871,9 @@ class GpuRasterizationSucceedsWithLargeImage : public LayerTreeHostTest {
   void InitializeSettings(LayerTreeSettings* settings) override {
     settings->gpu_rasterization_forced = true;
 
-    /// Set to 0 to force at-raster GPU image decode.
-    settings->gpu_decoded_image_budget_bytes = 0;
+    // Set to 0 to force at-raster GPU image decode.
+    settings->decoded_image_working_set_budget_bytes = 0;
+    settings->decoded_image_cache_budget_bytes = 0;
   }
 
   void SetupTree() override {