Support Chromium-branded builds and cleanup reference build usage.

chrome/test/perf/frame_rate/frame_rate_tests.cc

Index: chrome/test/perf/frame_rate/frame_rate_tests.cc
diff --git a/chrome/test/perf/frame_rate/frame_rate_tests.cc b/chrome/test/perf/frame_rate/frame_rate_tests.cc
index aa1224d4ce72684c14e5cdf2d1707140f99bc471..52e7de4453113842aa73cbd559bfec545afbc535 100644
--- a/chrome/test/perf/frame_rate/frame_rate_tests.cc
+++ b/chrome/test/perf/frame_rate/frame_rate_tests.cc
@@ -79,20 +79,8 @@ class FrameRateTest : public UIPerfTest {
 
 class FrameRateTest_Reference : public FrameRateTest {
  public:
-  // Override the browser directory that is used by UITest::SetUp to cause it
-  // to use the reference build instead.
   void SetUp() {
-    FilePath dir;
-    PathService::Get(chrome::DIR_TEST_TOOLS, &dir);
-    dir = dir.AppendASCII("reference_build");
-#if defined(OS_WIN)
-    dir = dir.AppendASCII("chrome");
-#elif defined(OS_LINUX)
-    dir = dir.AppendASCII("chrome_linux");
-#elif defined(OS_MACOSX)
-    dir = dir.AppendASCII("chrome_mac");
-#endif
-    browser_directory_ = dir;
+    UseReferenceBuild();
     FrameRateTest::SetUp();
   }
 };