Refactor how we handle resources path in Tests.

tests/Test.cpp

Index: tests/Test.cpp
diff --git a/tests/Test.cpp b/tests/Test.cpp
index b904d5a76d739e184c8937b0533c6fd17f262df1..20afd455619349e7b1efe973bde1b1cdb4f0324c 100644
--- a/tests/Test.cpp
+++ b/tests/Test.cpp
@@ -41,8 +41,6 @@ void Reporter::endTest(Test* test) {
 
 ///////////////////////////////////////////////////////////////////////////////
 
-const char* Test::gResourcePath;
-
 Test::Test() : fReporter(NULL), fPassed(true) {}
 
 Test::~Test() {
@@ -122,11 +120,3 @@ SkString Test::GetTmpDir() {
     const char* tmpDir = FLAGS_tmpDir.isEmpty() ? NULL : FLAGS_tmpDir[0];
     return SkString(tmpDir);
 }
-
-void Test::SetResourcePath(const char* resourcePath) {
-    gResourcePath = resourcePath;
-}
-
-SkString Test::GetResourcePath() {
-    return SkString(gResourcePath);
-}