rebaseline downsample_text and downsample_checkerboard GMs on gpu configs

expectations/gm/Test-Android-Nexus10-MaliT604-Arm7-Debug/expected-results.json

Index: expectations/gm/Test-Android-Nexus10-MaliT604-Arm7-Debug/expected-results.json
diff --git a/expectations/gm/Test-Android-Nexus10-MaliT604-Arm7-Debug/expected-results.json b/expectations/gm/Test-Android-Nexus10-MaliT604-Arm7-Debug/expected-results.json
index 102fd97a102846c5dbe4d545bfde7829d26e4c90..732782c74af7ab03f9ad6a49950b4dff92cc54fa 100644
--- a/expectations/gm/Test-Android-Nexus10-MaliT604-Arm7-Debug/expected-results.json
+++ b/expectations/gm/Test-Android-Nexus10-MaliT604-Arm7-Debug/expected-results.json
@@ -4188,25 +4188,19 @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          16402901581873179688
+          18384441246874487919
         ]
       ], 
-      "bugs": [
-        1578
-      ], 
-      "reviewed-by-human": false
+      "reviewed-by-human": true
     }, 
     "downsamplebitmap_checkerboard_high_512_256_msaa4.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          13362740310524141608
+          7364428462017839969
         ]
       ], 
-      "bugs": [
-        1578
-      ], 
-      "reviewed-by-human": false
+      "reviewed-by-human": true
     }, 
     "downsamplebitmap_checkerboard_low_512_256_565.png": {
       "allowed-digests": [
@@ -4566,25 +4560,19 @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          13431318389091098891
+          15383782706225527637
         ]
       ], 
-      "bugs": [
-        1578
-      ], 
-      "reviewed-by-human": false
+      "reviewed-by-human": true
     }, 
     "downsamplebitmap_text_high_72.00pt_msaa4.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          6692912218991290965
+          3566724474333912568
         ]
       ], 
-      "bugs": [
-        1578
-      ], 
-      "reviewed-by-human": false
+      "reviewed-by-human": true
     }, 
     "downsamplebitmap_text_low_72.00pt_565.png": {
       "allowed-digests": [