Fix a bit of grammar in workspace_window_resizer_unittest.cc

ash/wm/workspace/workspace_window_resizer_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 "ash/wm/workspace/workspace_window_resizer.h"
 
 #include "ash/screen_ash.h"
 #include "ash/shell.h"
 #include "ash/test/ash_test_base.h"
 #include "ash/wm/property_util.h"
@@ skipping 195 matching lines @@
   EXPECT_EQ("100,300 300x300", window_->bounds().ToString());
   EXPECT_EQ("400,300 150x200", window2_->bounds().ToString());
   EXPECT_EQ("550,300 100x200", window3_->bounds().ToString());
 
   // Move it 296, which should now snap to grid and things should compress.
   resizer->Drag(CalculateDragPoint(*resizer, 296, -10));
   EXPECT_EQ("100,300 500x300", window_->bounds().ToString());
   EXPECT_EQ("600,300 120x200", window2_->bounds().ToString());
   EXPECT_EQ("720,300 80x200", window3_->bounds().ToString());
 
-  // Move it so much everything ends up at it's min.
+  // Move it so much everything ends up at its min.
   resizer->Drag(CalculateDragPoint(*resizer, 798, 50));
   EXPECT_EQ("100,300 600x300", window_->bounds().ToString());
   EXPECT_EQ("700,300 60x200", window2_->bounds().ToString());
   EXPECT_EQ("760,300 40x200", window3_->bounds().ToString());
 
   // Revert and make sure everything moves back.
   resizer->RevertDrag();
   EXPECT_EQ("100,300 200x300", window_->bounds().ToString());
   EXPECT_EQ("300,300 150x200", window2_->bounds().ToString());
   EXPECT_EQ("450,300 100x200", window3_->bounds().ToString());
@@ skipping 123 matching lines @@
   EXPECT_EQ("300,100 300x300", window_->bounds().ToString());
   EXPECT_EQ("300,400 200x150", window2_->bounds().ToString());
   EXPECT_EQ("300,550 200x100", window3_->bounds().ToString());
 
   // Move it 296, which should now snap to grid and things should compress.
   resizer->Drag(CalculateDragPoint(*resizer, -10, 296));
   EXPECT_EQ("300,100 300x500", window_->bounds().ToString());
   EXPECT_EQ("300,600 200x120", window2_->bounds().ToString());
   EXPECT_EQ("300,720 200x80", window3_->bounds().ToString());
 
-  // Move it so much everything ends up at it's min.
+  // Move it so much everything ends up at its min.
   resizer->Drag(CalculateDragPoint(*resizer, 50, 798));
   EXPECT_EQ("300,100 300x600", window_->bounds().ToString());
   EXPECT_EQ("300,700 200x60", window2_->bounds().ToString());
   EXPECT_EQ("300,760 200x40", window3_->bounds().ToString());
 
   // Revert and make sure everything moves back.
   resizer->RevertDrag();
   EXPECT_EQ("300,100 300x200", window_->bounds().ToString());
   EXPECT_EQ("300,300 200x150", window2_->bounds().ToString());
   EXPECT_EQ("300,450 200x100", window3_->bounds().ToString());
@@ skipping 116 matching lines @@
   scoped_ptr<WorkspaceWindowResizer> resizer(WorkspaceWindowResizer::Create(
       window_.get(), gfx::Point(), HTCAPTION, 0, empty_windows()));
   ASSERT_TRUE(resizer.get());
   resizer->Drag(CalculateDragPoint(*resizer, 0, -600));
   EXPECT_EQ("100,10 300x400", window_->bounds().ToString());
 }
 
 }  // namespace
 }  // namespace test
 }  // namespace ash