Align VK with left edge of screen when shelf is left positioned

ui/keyboard/keyboard_controller_unittest.cc

 // Copyright (c) 2013 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/keyboard/keyboard_controller.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 256 matching lines @@
   aura::Window* keyboard(proxy()->GetKeyboardWindow());
   gfx::Rect screen_bounds = root_window()->bounds();
   root_window()->AddChild(container);
   container->AddChild(keyboard);
   const gfx::Rect& initial_bounds = container->bounds();
   // The container should be positioned at the bottom of screen and has 0
   // height.
   ASSERT_EQ(gfx::Rect(), initial_bounds);
   VerifyKeyboardWindowSize(container, keyboard);
 
-  gfx::Rect new_bounds(0, 0, 50, 50);
 
   // In FULL_WIDTH mode, attempt to change window width or move window up from
   // the bottom are ignored. Changing window height is supported.
   gfx::Rect expected_bounds(0,
                             screen_bounds.height() - 50,
                             screen_bounds.width(),
                             50);
 
+  // The x position of new bounds may not be 0 if shelf is on the left side of
+  // screen. In FULL_WIDTH mode, the virtual keyboard should always align with
+  // the left edge of screen. See http://crbug.com/510595.
+  gfx::Rect new_bounds(10, 0, 50, 50);
   keyboard->SetBounds(new_bounds);
   ASSERT_EQ(expected_bounds, container->bounds());
   VerifyKeyboardWindowSize(container, keyboard);
 
   MockRotateScreen();
   // The above call should resize keyboard to new width while keeping the old
   // height.
   ASSERT_EQ(gfx::Rect(0,
                       screen_bounds.width() - 50,
                       screen_bounds.height(),
@@ skipping 308 matching lines @@
   // Before hide animation finishes, show keyboard again.
   ShowKeyboard();
   RunAnimationForLayer(layer);
   EXPECT_TRUE(keyboard_container()->IsVisible());
   EXPECT_TRUE(keyboard_window()->IsVisible());
   EXPECT_EQ(1.0, layer->opacity());
   EXPECT_EQ(gfx::Transform(), layer->transform());
 }
 
 }  // namespace keyboard