Revert of Let DM run unit tests.

tests/Test.h

Index: tests/Test.h
diff --git a/tests/Test.h b/tests/Test.h
index a175e374a880a8c160e67b208681c0ee8f564dd2..0a9c306b15963c4d1c611cbd13243f469c0c4edc 100644
--- a/tests/Test.h
+++ b/tests/Test.h
@@ -62,11 +62,9 @@
 
         static SkString GetTmpDir();
 
-        static void SetResourcePath(const char*);
         static SkString GetResourcePath();
 
         virtual bool isGPUTest() const { return false; }
-        virtual void setGrContextFactory(GrContextFactory* factory) {}
 
     protected:
         virtual void onGetName(SkString*) = 0;
@@ -82,14 +80,10 @@
     class GpuTest : public Test{
     public:
         GpuTest() : Test() {}
-
+        static GrContextFactory* GetGrContextFactory();
+        static void DestroyContexts();
         virtual bool isGPUTest() const { return true; }
-        virtual void setGrContextFactory(GrContextFactory* factory) {
-            fGrContextFactory = factory;
-        }
-
-    protected:
-        GrContextFactory* fGrContextFactory;  // Unowned.
+    private:
     };
 
     typedef SkTRegistry<Test*(*)(void*)> TestRegistry;
@@ -168,7 +162,7 @@
             name->set(#name);                                      \
         }                                                          \
         virtual void onRun(Reporter* r) SK_OVERRIDE {              \
-            name(r, fGrContextFactory);                            \
+            name(r, GetGrContextFactory());                        \
         }                                                          \
     };                                                             \
     static TestRegistry gReg_##name##Class(name##Class::Factory);  \