Bind GrContext to GLES2Interfaces in tests

cc/raster/tile_task_worker_pool_perftest.cc

Index: cc/raster/tile_task_worker_pool_perftest.cc
diff --git a/cc/raster/tile_task_worker_pool_perftest.cc b/cc/raster/tile_task_worker_pool_perftest.cc
index 086d7b192dcf06d1239e17e6effeb12c04f52d7a..567a5933402cd7b23a7d42a89c453f8fc7525b08 100644
--- a/cc/raster/tile_task_worker_pool_perftest.cc
+++ b/cc/raster/tile_task_worker_pool_perftest.cc
@@ -30,6 +30,7 @@
 #include "cc/test/test_gpu_memory_buffer_manager.h"
 #include "cc/test/test_shared_bitmap_manager.h"
 #include "cc/test/test_web_graphics_context_3d.h"
+#include "gpu/skia_bindings/gl_bindings_skia_cmd_buffer.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/perf/perf_test.h"
 #include "third_party/khronos/GLES2/gl2.h"
@@ -88,11 +89,13 @@ class PerfContextProvider : public ContextProvider {
     if (gr_context_)
       return gr_context_.get();
 
-    skia::RefPtr<const GrGLInterface> null_interface =
-        skia::AdoptRef(GrGLCreateNullInterface());
+    skia::RefPtr<GrGLInterface> gl_interface =
+        skia::AdoptRef(new GrGLInterface);
+    skia_bindings::InitGLES2InterfaceBindings(gl_interface.get(),
+                                              context_gl_.get());
     gr_context_ = skia::AdoptRef(GrContext::Create(
         kOpenGL_GrBackend,
-        reinterpret_cast<GrBackendContext>(null_interface.get())));
+        reinterpret_cast<GrBackendContext>(gl_interface.get())));
     return gr_context_.get();
   }
   void InvalidateGrContext(uint32_t state) override {