Remove dependency on ui::ScaleFactor from ui/gfx

ui/base/layout_unittest.cc

 // Copyright (c) 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 "ui/base/layout.h"
 
 #include "testing/gtest/include/gtest/gtest.h"
 
 #if defined(OS_CHROMEOS)
 #include "base/command_line.h"
 #include "ui/base/ui_base_switches.h"
 #endif
 
 namespace ui {
 
 TEST(LayoutTest, GetScaleFactorScale) {
-  EXPECT_FLOAT_EQ(1.0f, GetScaleFactorScale(SCALE_FACTOR_100P));
-  EXPECT_FLOAT_EQ(1.25f, GetScaleFactorScale(SCALE_FACTOR_125P));
-  EXPECT_FLOAT_EQ(1.33f, GetScaleFactorScale(SCALE_FACTOR_133P));
-  EXPECT_FLOAT_EQ(1.4f, GetScaleFactorScale(SCALE_FACTOR_140P));
-  EXPECT_FLOAT_EQ(1.5f, GetScaleFactorScale(SCALE_FACTOR_150P));
-  EXPECT_FLOAT_EQ(1.8f, GetScaleFactorScale(SCALE_FACTOR_180P));
-  EXPECT_FLOAT_EQ(2.0f, GetScaleFactorScale(SCALE_FACTOR_200P));
+  EXPECT_FLOAT_EQ(1.0f, GetImageScale(SCALE_FACTOR_100P));
+  EXPECT_FLOAT_EQ(1.25f, GetImageScale(SCALE_FACTOR_125P));
+  EXPECT_FLOAT_EQ(1.33f, GetImageScale(SCALE_FACTOR_133P));
+  EXPECT_FLOAT_EQ(1.4f, GetImageScale(SCALE_FACTOR_140P));
+  EXPECT_FLOAT_EQ(1.5f, GetImageScale(SCALE_FACTOR_150P));
+  EXPECT_FLOAT_EQ(1.8f, GetImageScale(SCALE_FACTOR_180P));
+  EXPECT_FLOAT_EQ(2.0f, GetImageScale(SCALE_FACTOR_200P));
 }
 
 TEST(LayoutTest, GetScaleFactorFromScalePartlySupported) {
   std::vector<ScaleFactor> supported_factors;
   supported_factors.push_back(SCALE_FACTOR_100P);
   supported_factors.push_back(SCALE_FACTOR_180P);
   test::ScopedSetSupportedScaleFactors scoped_supported(supported_factors);
-  EXPECT_EQ(SCALE_FACTOR_100P, GetScaleFactorFromScale(0.1f));
-  EXPECT_EQ(SCALE_FACTOR_100P, GetScaleFactorFromScale(0.9f));
-  EXPECT_EQ(SCALE_FACTOR_100P, GetScaleFactorFromScale(1.0f));
-  EXPECT_EQ(SCALE_FACTOR_100P, GetScaleFactorFromScale(1.39f));
-  EXPECT_EQ(SCALE_FACTOR_180P, GetScaleFactorFromScale(1.41f));
-  EXPECT_EQ(SCALE_FACTOR_180P, GetScaleFactorFromScale(1.8f));
-  EXPECT_EQ(SCALE_FACTOR_180P, GetScaleFactorFromScale(2.0f));
-  EXPECT_EQ(SCALE_FACTOR_180P, GetScaleFactorFromScale(999.0f));
+  EXPECT_EQ(SCALE_FACTOR_100P, GetSupportedScaleFactor(0.1f));
+  EXPECT_EQ(SCALE_FACTOR_100P, GetSupportedScaleFactor(0.9f));
+  EXPECT_EQ(SCALE_FACTOR_100P, GetSupportedScaleFactor(1.0f));
+  EXPECT_EQ(SCALE_FACTOR_100P, GetSupportedScaleFactor(1.39f));
+  EXPECT_EQ(SCALE_FACTOR_180P, GetSupportedScaleFactor(1.41f));
+  EXPECT_EQ(SCALE_FACTOR_180P, GetSupportedScaleFactor(1.8f));
+  EXPECT_EQ(SCALE_FACTOR_180P, GetSupportedScaleFactor(2.0f));
+  EXPECT_EQ(SCALE_FACTOR_180P, GetSupportedScaleFactor(999.0f));
 }
 
 TEST(LayoutTest, GetScaleFactorFromScaleAllSupported) {
   std::vector<ScaleFactor> supported_factors;
   for (int factor = SCALE_FACTOR_100P; factor < NUM_SCALE_FACTORS; ++factor) {
     supported_factors.push_back(static_cast<ScaleFactor>(factor));
   }
   test::ScopedSetSupportedScaleFactors scoped_supported(supported_factors);
 
-  EXPECT_EQ(SCALE_FACTOR_100P, GetScaleFactorFromScale(0.1f));
-  EXPECT_EQ(SCALE_FACTOR_100P, GetScaleFactorFromScale(0.9f));
-  EXPECT_EQ(SCALE_FACTOR_100P, GetScaleFactorFromScale(1.0f));
-  EXPECT_EQ(SCALE_FACTOR_125P, GetScaleFactorFromScale(1.19f));
-  EXPECT_EQ(SCALE_FACTOR_125P, GetScaleFactorFromScale(1.21f));
-  EXPECT_EQ(SCALE_FACTOR_133P, GetScaleFactorFromScale(1.291f));
-  EXPECT_EQ(SCALE_FACTOR_133P, GetScaleFactorFromScale(1.3f));
-  EXPECT_EQ(SCALE_FACTOR_140P, GetScaleFactorFromScale(1.4f));
-  EXPECT_EQ(SCALE_FACTOR_150P, GetScaleFactorFromScale(1.59f));
-  EXPECT_EQ(SCALE_FACTOR_150P, GetScaleFactorFromScale(1.61f));
-  EXPECT_EQ(SCALE_FACTOR_180P, GetScaleFactorFromScale(1.7f));
-  EXPECT_EQ(SCALE_FACTOR_180P, GetScaleFactorFromScale(1.89f));
-  EXPECT_EQ(SCALE_FACTOR_200P, GetScaleFactorFromScale(1.91f));
-  EXPECT_EQ(SCALE_FACTOR_200P, GetScaleFactorFromScale(2.0f));
-  EXPECT_EQ(SCALE_FACTOR_200P, GetScaleFactorFromScale(2.1f));
-  EXPECT_EQ(SCALE_FACTOR_200P, GetScaleFactorFromScale(999.0f));
-}
-
-TEST(LayoutTest, GetMaxScaleFactor) {
-#if defined(OS_CHROMEOS)
-  // On Chrome OS, the maximum scale factor is based on
-  // the available resource pack. In testing environment,
-  // we always have 200P.
-  EXPECT_EQ(SCALE_FACTOR_200P, GetMaxScaleFactor());
-#else
-  {
-    ScaleFactor scale_factors[] = { SCALE_FACTOR_100P };
-    std::vector<ScaleFactor> supported_factors(
-        scale_factors, scale_factors + arraysize(scale_factors));
-    test::ScopedSetSupportedScaleFactors scoped_supported(supported_factors);
-    EXPECT_EQ(SCALE_FACTOR_100P, GetMaxScaleFactor());
-  }
-
-  {
-    ScaleFactor scale_factors[] = { SCALE_FACTOR_100P,
-                                    SCALE_FACTOR_140P };
-    std::vector<ScaleFactor> supported_factors(
-        scale_factors, scale_factors + arraysize(scale_factors));
-    test::ScopedSetSupportedScaleFactors scoped_supported(supported_factors);
-    EXPECT_EQ(SCALE_FACTOR_140P, GetMaxScaleFactor());
-  }
-
-  {
-    ScaleFactor scale_factors[] = { SCALE_FACTOR_200P,
-                                    SCALE_FACTOR_180P,
-                                    SCALE_FACTOR_140P,
-                                    SCALE_FACTOR_100P };
-    std::vector<ScaleFactor> supported_factors(
-        scale_factors, scale_factors + arraysize(scale_factors));
-    test::ScopedSetSupportedScaleFactors scoped_supported(supported_factors);
-    EXPECT_EQ(SCALE_FACTOR_200P, GetMaxScaleFactor());
-  }
-#endif
+  EXPECT_EQ(SCALE_FACTOR_100P, GetSupportedScaleFactor(0.1f));
+  EXPECT_EQ(SCALE_FACTOR_100P, GetSupportedScaleFactor(0.9f));
+  EXPECT_EQ(SCALE_FACTOR_100P, GetSupportedScaleFactor(1.0f));
+  EXPECT_EQ(SCALE_FACTOR_125P, GetSupportedScaleFactor(1.19f));
+  EXPECT_EQ(SCALE_FACTOR_125P, GetSupportedScaleFactor(1.21f));
+  EXPECT_EQ(SCALE_FACTOR_133P, GetSupportedScaleFactor(1.291f));
+  EXPECT_EQ(SCALE_FACTOR_133P, GetSupportedScaleFactor(1.3f));
+  EXPECT_EQ(SCALE_FACTOR_140P, GetSupportedScaleFactor(1.4f));
+  EXPECT_EQ(SCALE_FACTOR_150P, GetSupportedScaleFactor(1.59f));
+  EXPECT_EQ(SCALE_FACTOR_150P, GetSupportedScaleFactor(1.61f));
+  EXPECT_EQ(SCALE_FACTOR_180P, GetSupportedScaleFactor(1.7f));
+  EXPECT_EQ(SCALE_FACTOR_180P, GetSupportedScaleFactor(1.89f));
+  EXPECT_EQ(SCALE_FACTOR_200P, GetSupportedScaleFactor(1.91f));
+  EXPECT_EQ(SCALE_FACTOR_200P, GetSupportedScaleFactor(2.0f));
+  EXPECT_EQ(SCALE_FACTOR_200P, GetSupportedScaleFactor(2.1f));
+  EXPECT_EQ(SCALE_FACTOR_200P, GetSupportedScaleFactor(999.0f));
 }
 
 }  // namespace ui