Remove static thread pointers from CC

cc/quad_culler_unittest.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 "config.h"
 
 #include "cc/quad_culler.h"
 
 #include "cc/append_quads_data.h"
 #include "cc/layer_tiling_data.h"
@@ skipping 70 matching lines @@
 {
     occlusionTracker.enterLayer(it);
     QuadCuller quadCuller(quadList, sharedStateList, layer, &occlusionTracker, false, false);
     AppendQuadsData data;
     layer->appendQuads(quadCuller, data);
     occlusionTracker.leaveLayer(it);
     ++it;
 }
 
 #define DECLARE_AND_INITIALIZE_TEST_QUADS               \
-    DebugScopedSetImplThread impl;                      \
     QuadList quadList;                                  \
     SharedQuadStateList sharedStateList;                \
     std::vector<LayerImpl*> renderSurfaceLayerList;     \
     WebTransformationMatrix childTransform;             \
     gfx::Size rootSize = gfx::Size(300, 300);           \
     gfx::Rect rootRect = gfx::Rect(rootSize);           \
     gfx::Size childSize = gfx::Size(200, 200);          \
     gfx::Rect childRect = gfx::Rect(childSize);
 
 TEST(QuadCullerTest, verifyNoCulling)
@@ skipping 360 matching lines @@
     appendQuads(quadList, sharedStateList, childLayer.get(), it, occlusionTracker);
     appendQuads(quadList, sharedStateList, rootLayer.get(), it, occlusionTracker);
     EXPECT_EQ(quadList.size(), 9u);
     EXPECT_NEAR(occlusionTracker.overdrawMetrics().pixelsDrawnOpaque(), 0, 1);
     EXPECT_NEAR(occlusionTracker.overdrawMetrics().pixelsDrawnTranslucent(), 0, 1);
     EXPECT_NEAR(occlusionTracker.overdrawMetrics().pixelsCulledForDrawing(), 0, 1);
 }
 
 
 }  // anonymous namespace