Only support left/right maximizing at 50% width when the --ash-enable-alternate-caption-button

ash/accelerators/accelerator_controller_unittest.cc

Index: ash/accelerators/accelerator_controller_unittest.cc
diff --git a/ash/accelerators/accelerator_controller_unittest.cc b/ash/accelerators/accelerator_controller_unittest.cc
index 4c00f72734149fb158380a5edab6b0ca8579c21d..5487d0561d489805e9e6de1d9b4cf8796435fbef 100644
--- a/ash/accelerators/accelerator_controller_unittest.cc
+++ b/ash/accelerators/accelerator_controller_unittest.cc
@@ -18,6 +18,7 @@
 #include "ash/test/test_shell_delegate.h"
 #include "ash/volume_control_delegate.h"
 #include "ash/wm/window_util.h"
+#include "ash/wm/workspace/snap_sizer.h"
 #include "ui/aura/root_window.h"
 #include "ui/aura/test/test_window_delegate.h"
 #include "ui/aura/test/test_windows.h"
@@ -501,28 +502,29 @@ TEST_F(AcceleratorControllerTest, WindowSnap) {
   wm::ActivateWindow(window.get());
 
   {
-    GetController()->PerformAction(WINDOW_SNAP_LEFT, dummy);
-    gfx::Rect snap_left = window->bounds();
-    GetController()->PerformAction(WINDOW_SNAP_LEFT, dummy);
-    EXPECT_NE(window->bounds().ToString(), snap_left.ToString());
-    GetController()->PerformAction(WINDOW_SNAP_LEFT, dummy);
+    internal::SnapSizer snap_sizer_left(window.get(),
+                                        gfx::Point(),
+                                        internal::SnapSizer::LEFT_EDGE,
+                                        internal::SnapSizer::STEP_NO);
+    gfx::Rect snap_left = snap_sizer_left.target_bounds();
     EXPECT_NE(window->bounds().ToString(), snap_left.ToString());
 
-    // It should cycle back to the first snapped position.
     GetController()->PerformAction(WINDOW_SNAP_LEFT, dummy);
     EXPECT_EQ(window->bounds().ToString(), snap_left.ToString());
-  }
-  {
-    GetController()->PerformAction(WINDOW_SNAP_RIGHT, dummy);
-    gfx::Rect snap_right = window->bounds();
-    GetController()->PerformAction(WINDOW_SNAP_RIGHT, dummy);
-    EXPECT_NE(window->bounds().ToString(), snap_right.ToString());
-    GetController()->PerformAction(WINDOW_SNAP_RIGHT, dummy);
+
+    internal::SnapSizer snap_sizer_right(window.get(),
+                                         gfx::Point(),
+                                         internal::SnapSizer::RIGHT_EDGE,
+                                         internal::SnapSizer::STEP_NO);
+    gfx::Rect snap_right = snap_sizer_right.target_bounds();
+    EXPECT_NE(snap_left.ToString(), snap_right.ToString());
     EXPECT_NE(window->bounds().ToString(), snap_right.ToString());
 
-    // It should cycle back to the first snapped position.
     GetController()->PerformAction(WINDOW_SNAP_RIGHT, dummy);
     EXPECT_EQ(window->bounds().ToString(), snap_right.ToString());
+
+    // Restore the window because side maximizing stores restore bounds.
+    wm::RestoreWindow(window.get());
   }
   {
     gfx::Rect normal_bounds = window->bounds();