Revert to old rect conversion behavior

ui/gfx/rect_unittest.cc

 // Copyright (c) 2011 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 "base/basictypes.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/rect_conversions.h"
 #include "ui/gfx/skia_util.h"
 
@@ skipping 540 matching lines @@
     gfx::Rect r2(tests[i].x2, tests[i].y2, tests[i].w2, tests[i].h2);
 
     gfx::Rect enclosed = ToEnclosingRect(r1);
     EXPECT_FLOAT_AND_NAN_EQ(r2.x(), enclosed.x());
     EXPECT_FLOAT_AND_NAN_EQ(r2.y(), enclosed.y());
     EXPECT_FLOAT_AND_NAN_EQ(r2.width(), enclosed.width());
     EXPECT_FLOAT_AND_NAN_EQ(r2.height(), enclosed.height());
   }
 }
 
+TEST(RectTest, ToFlooredRect) {
+  static const struct Test {
+    float x1; // source
+    float y1;
+    float w1;
+    float h1;
+    int x2; // target
+    int y2;
+    int w2;
+    int h2;
+  } tests [] = {
+    { 0.0f, 0.0f, 0.0f, 0.0f,
+      0, 0, 0, 0 },
+    { -1.5f, -1.5f, 3.0f, 3.0f,
+      -2, -2, 3, 3 },
+    { -1.5f, -1.5f, 3.5f, 3.5f,
+      -2, -2, 3, 3 },
+    { 20000.5f, 20000.5f, 0.5f, 0.5f,
+      20000, 20000, 0, 0 },
+  };
+
+  for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
+    gfx::RectF r1(tests[i].x1, tests[i].y1, tests[i].w1, tests[i].h1);
+    gfx::Rect r2(tests[i].x2, tests[i].y2, tests[i].w2, tests[i].h2);
+
+    gfx::Rect floored = ToFlooredRectDeprecated(r1);
+    EXPECT_FLOAT_EQ(r2.x(), floored.x());
+    EXPECT_FLOAT_EQ(r2.y(), floored.y());
+    EXPECT_FLOAT_EQ(r2.width(), floored.width());
+    EXPECT_FLOAT_EQ(r2.height(), floored.height());
+  }
+}
+
 #if defined(OS_WIN)
 TEST(RectTest, ConstructAndAssign) {
   const RECT rect_1 = { 0, 0, 10, 10 };
   const RECT rect_2 = { 0, 0, -10, -10 };
   gfx::Rect test1(rect_1);
   gfx::Rect test2(rect_2);
 }
 #endif
 
 TEST(RectTest, ToRectF) {
   // Check that implicit conversion from integer to float compiles.
   gfx::Rect a(10, 20, 30, 40);
   gfx::RectF b(10, 20, 30, 40);
 
   gfx::RectF intersect = b.Intersect(a);
   EXPECT_EQ(b.ToString(), intersect.ToString());
 
   EXPECT_EQ(a, b);
   EXPECT_EQ(b, a);
 }
 
 }  // namespace ui