Remove root layer specialness in calculateDrawTransforms

cc/test/layer_test_common.cc

Index: cc/test/layer_test_common.cc
diff --git a/cc/test/layer_test_common.cc b/cc/test/layer_test_common.cc
index 1a41eec210e8c4c46237f6d78aa82cbce9a6a136..30248cec4dee70bbda40c241ed5ab5f6294e8b4e 100644
--- a/cc/test/layer_test_common.cc
+++ b/cc/test/layer_test_common.cc
@@ -7,6 +7,7 @@
 #include "cc/test/layer_test_common.h"
 
 #include "cc/draw_quad.h"
+#include "cc/math_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace LayerTestCommon {
@@ -20,7 +21,8 @@ void verifyQuadsExactlyCoverRect(const cc::QuadList& quads,
 
     for (size_t i = 0; i < quads.size(); ++i) {
         cc::DrawQuad* quad = quads[i];
-        cc::IntRect quadRect = cc::IntRect(quad->quadRect());
+        bool clipped = false;
+        cc::IntRect quadRect = cc::MathUtil::mapClippedRect(quad->sharedQuadState()->quadTransform, cc::IntRect(quad->quadRect()));
 
         EXPECT_TRUE(rect.contains(quadRect)) << quadString << i;
         EXPECT_TRUE(remaining.contains(quadRect)) << quadString << i;