Revert of Get gpudft support working in dm, gm, nanobench and bench_pictures

dm/DMGpuGMTask.cpp

Index: dm/DMGpuGMTask.cpp
diff --git a/dm/DMGpuGMTask.cpp b/dm/DMGpuGMTask.cpp
index 54536adad6f66cdcc1efea9ebb4c63ac4a02f32c..fb170a26b9796ac2404e7d7a8a9d1d2a0fdc1aae 100644
--- a/dm/DMGpuGMTask.cpp
+++ b/dm/DMGpuGMTask.cpp
@@ -13,15 +13,13 @@
                      skiagm::GMRegistry::Factory gmFactory,
                      GrContextFactory::GLContextType contextType,
                      GrGLStandard gpuAPI,
-                     int sampleCount,
-                     bool useDFText)
+                     int sampleCount)
     : GpuTask(reporter, taskRunner)
     , fGM(gmFactory(NULL))
     , fName(UnderJoin(fGM->getName(), config))
     , fContextType(contextType)
     , fGpuAPI(gpuAPI)
     , fSampleCount(sampleCount)
-    , fUseDFText(useDFText)
     {}
 
 void GpuGMTask::draw(GrContextFactory* grFactory) {
@@ -30,7 +28,7 @@
                                          kN32_SkColorType,
                                          kPremul_SkAlphaType);
     SkAutoTUnref<SkSurface> surface(NewGpuSurface(grFactory, fContextType, fGpuAPI, info,
-                                                  fSampleCount, fUseDFText));
+                                                  fSampleCount));
     if (!surface) {
         this->fail("Could not create context for the config and the api.");
         return;