Clean up Test's resourcePath code.

tests/Test.h

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #ifndef skiatest_Test_DEFINED
 #define skiatest_Test_DEFINED
 
@@ skipping 55 matching lines @@
         static SkString GetResourcePath();
 
         virtual bool isGPUTest() const { return false; }
         virtual void setGrContextFactory(GrContextFactory* factory) {}
 
     protected:
         virtual void onGetName(SkString*) = 0;
         virtual void onRun(Reporter*) = 0;
 
     private:
+        static const char* gResourcePath;
+
         Reporter*   fReporter;
         SkString    fName;
         bool        fPassed;
         SkMSec      fElapsed;
     };
 
     class GpuTest : public Test{
     public:
         GpuTest() : Test(), fGrContextFactory(NULL) {}
 
@@ skipping 83 matching lines @@
         }                                                          \
         virtual void onRun(Reporter* r) SK_OVERRIDE {              \
             name(r, fGrContextFactory);                            \
         }                                                          \
     };                                                             \
     static TestRegistry gReg_##name##Class(name##Class::Factory);  \
     }                                                              \
     static void name(skiatest::Reporter* reporter, GrContextFactory* factory)
 
 #endif