cc: Use correct message loop proxy in BlockingTaskRunner

cc/resources/prioritized_tile_set_unittest.cc

Index: cc/resources/prioritized_tile_set_unittest.cc
diff --git a/cc/resources/prioritized_tile_set_unittest.cc b/cc/resources/prioritized_tile_set_unittest.cc
index f744d60edf4f9222fbdafa55eac1f1ede39e4ceb..cb726b7cec878196451fa15da9e869f25476dd90 100644
--- a/cc/resources/prioritized_tile_set_unittest.cc
+++ b/cc/resources/prioritized_tile_set_unittest.cc
@@ -55,11 +55,13 @@ class PrioritizedTileSetTest : public testing::Test {
     CHECK(output_surface_->BindToClient(&output_surface_client_));
 
     shared_bitmap_manager_.reset(new TestSharedBitmapManager());
-    resource_provider_ =
-        ResourceProvider::Create(
-            output_surface_.get(), shared_bitmap_manager_.get(), 0, false, 1,
-            false)
-            .Pass();
+    resource_provider_ = ResourceProvider::Create(output_surface_.get(),
+                                                  shared_bitmap_manager_.get(),
+                                                  NULL,
+                                                  0,
+                                                  false,
+                                                  1,
+                                                  false).Pass();
     resource_pool_ = ResourcePool::Create(
         resource_provider_.get(), GL_TEXTURE_2D, RGBA_8888);
     tile_manager_.reset(