Force use of and cache render surface.

cc/trees/layer_tree_host_unittest_scroll.cc

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/trees/layer_tree_host.h"
 
 #include "base/location.h"
 #include "base/memory/ptr_util.h"
 #include "base/memory/weak_ptr.h"
 #include "base/single_thread_task_runner.h"
@@ skipping 488 matching lines @@
 
 class LayerTreeHostScrollTestScrollSnapping : public LayerTreeHostScrollTest {
  public:
   LayerTreeHostScrollTestScrollSnapping() : scroll_amount_(1.75, 0) {}
 
   void SetupTree() override {
     LayerTreeHostScrollTest::SetupTree();
     layer_tree_host()
         ->outer_viewport_scroll_layer()
         ->scroll_clip_layer()
-        ->SetForceRenderSurfaceForTesting(true);
+        ->SetForceRenderSurface(true);
     gfx::Transform translate;
     translate.Translate(0.25f, 0.f);
     layer_tree_host()
         ->outer_viewport_scroll_layer()
         ->scroll_clip_layer()
         ->SetTransform(translate);
     layer_tree_host()->SetPageScaleFactorAndLimits(1.f, 0.1f, 100.f);
   }
 
   void BeginTest() override { PostSetNeedsCommitToMainThread(); }
@@ skipping 1741 matching lines @@
   CompletionEvent* impl_side_invalidation_event_ = nullptr;
 
   // Main thread.
   int num_of_deltas_ = 0;
 };
 
 MULTI_THREAD_TEST_F(LayerTreeHostScrollTestImplSideInvalidation);
 
 }  // namespace
 }  // namespace cc