Remove static thread pointers from CC

cc/solid_color_layer_impl_unittest.cc

Index: cc/solid_color_layer_impl_unittest.cc
diff --git a/cc/solid_color_layer_impl_unittest.cc b/cc/solid_color_layer_impl_unittest.cc
index 381b0d200698b95e450e501a57757e8fb3f1857f..ae1a71c7f0ea51ddb57d047adf7ddb55da879abd 100644
--- a/cc/solid_color_layer_impl_unittest.cc
+++ b/cc/solid_color_layer_impl_unittest.cc
@@ -21,8 +21,6 @@ namespace {
 
 TEST(SolidColorLayerImplTest, verifyTilingCompleteAndNoOverlap)
 {
-    DebugScopedSetImplThread scopedImplThread;
-
     MockQuadCuller quadCuller;
     IntSize layerSize = IntSize(800, 600);
     IntRect visibleContentRect = IntRect(IntPoint(), layerSize);
@@ -42,8 +40,6 @@ TEST(SolidColorLayerImplTest, verifyTilingCompleteAndNoOverlap)
 
 TEST(SolidColorLayerImplTest, verifyCorrectBackgroundColorInQuad)
 {
-    DebugScopedSetImplThread scopedImplThread;
-
     SkColor testColor = 0xFFA55AFF;
 
     MockQuadCuller quadCuller;
@@ -67,8 +63,6 @@ TEST(SolidColorLayerImplTest, verifyCorrectBackgroundColorInQuad)
 
 TEST(SolidColorLayerImplTest, verifyCorrectOpacityInQuad)
 {
-    DebugScopedSetImplThread scopedImplThread;
-
     const float opacity = 0.5f;
 
     MockQuadCuller quadCuller;