rebaseline_server: extract common unittest code, and rename tests/ -> testdata/

gm/rebaseline_server/tests/inputs/gm-expectations/Test-Mac10.7-MacMini4.1-GeForce320M-x86_64-Debug/expected-results.json

Index: gm/rebaseline_server/tests/inputs/gm-expectations/Test-Mac10.7-MacMini4.1-GeForce320M-x86_64-Debug/expected-results.json
diff --git a/gm/rebaseline_server/tests/inputs/gm-expectations/Test-Mac10.7-MacMini4.1-GeForce320M-x86_64-Debug/expected-results.json b/gm/rebaseline_server/tests/inputs/gm-expectations/Test-Mac10.7-MacMini4.1-GeForce320M-x86_64-Debug/expected-results.json
deleted file mode 100644
index 1b3fdc6da33d75796e518bf4a0c988910349d67f..0000000000000000000000000000000000000000
--- a/gm/rebaseline_server/tests/inputs/gm-expectations/Test-Mac10.7-MacMini4.1-GeForce320M-x86_64-Debug/expected-results.json
+++ /dev/null
@@ -1,127 +0,0 @@
-{
-  "actual-results": {
-    "failed": null, 
-    "failure-ignored": null, 
-    "no-comparison": null, 
-    "succeeded": null
-  }, 
-  "expected-results": {
-    "3x3bitmaprect_565.png": {
-      "allowed-digests": [
-        [
-          "bitmap-64bitMD5", 
-          16998423976396106083
-        ]
-      ], 
-      "bugs": [
-        1578
-      ], 
-      "reviewed-by-human": false
-    }, 
-    "3x3bitmaprect_8888.png": {
-      "allowed-digests": [
-        [
-          "bitmap-64bitMD5", 
-          2054956815327187963
-        ]
-      ], 
-      "bugs": [
-        1578
-      ], 
-      "reviewed-by-human": false
-    }, 
-    "3x3bitmaprect_gpu.png": {
-      "allowed-digests": [
-        [
-          "bitmap-64bitMD5", 
-          2054956815327187963
-        ]
-      ], 
-      "bugs": [
-        1578
-      ], 
-      "reviewed-by-human": false
-    }, 
-    "3x3bitmaprect_pdf-mac.png": {
-      "allowed-digests": [
-        [
-          "bitmap-64bitMD5", 
-          8518347971308375604
-        ]
-      ], 
-      "bugs": [
-        1578
-      ], 
-      "reviewed-by-human": false
-    }, 
-    "3x3bitmaprect_pdf-poppler.png": {
-      "allowed-digests": [
-        [
-          "bitmap-64bitMD5", 
-          16723580409414313678
-        ]
-      ], 
-      "bugs": [
-        1578
-      ], 
-      "reviewed-by-human": false
-    }, 
-    "displacement_565.png": {
-      "allowed-digests": [
-        [
-          "bitmap-64bitMD5", 
-          4569468668668628191
-        ]
-      ], 
-      "ignore-failure": false
-    }, 
-    "displacement_8888.png": {
-      "allowed-digests": [
-        [
-          "bitmap-64bitMD5", 
-          11401048196735046263
-        ]
-      ], 
-      "ignore-failure": false
-    }, 
-    "displacement_gpu.png": {
-      "allowed-digests": [
-        [
-          "bitmap-64bitMD5", 
-          5698561127291561694
-        ]
-      ], 
-      "ignore-failure": false
-    }, 
-    "displacement_mesa.png": {
-      "allowed-digests": [
-        [
-          "bitmap-64bitMD5", 
-          3844627628059679694
-        ]
-      ], 
-      "ignore-failure": false
-    }, 
-    "displacement_pdf-mac.png": {
-      "allowed-digests": [
-        [
-          "bitmap-64bitMD5", 
-          12901125495691049846
-        ]
-      ], 
-      "ignore-failure": false
-    }, 
-    "displacement_pdf-poppler.png": {
-      "allowed-digests": [
-        [
-          "bitmap-64bitMD5", 
-          16285974094717334658
-        ]
-      ], 
-      "bugs": [
-        1578
-      ], 
-      "reviewed-by-human": false
-    }
-  }
-}