Moved WebView(ScrollView)Proxy files to ui subdirectory.

ios/web/web_state/ui/crw_web_controller_container_view_unittest.mm

 // Copyright 2015 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.
 
+#import "ios/web/web_state/ui/crw_web_controller_container_view.h"
+
 #import "base/mac/scoped_nsobject.h"
-#import "ios/web/web_state/crw_web_view_proxy_impl.h"
-#import "ios/web/web_state/ui/crw_web_controller_container_view.h"
+#import "ios/web/web_state/ui/crw_web_view_proxy_impl.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #import "testing/gtest_mac.h"
 #include "testing/platform_test.h"
+#import "third_party/ocmock/OCMock/OCMock.h"
 #include "third_party/ocmock/gtest_support.h"
-#import "third_party/ocmock/OCMock/OCMock.h"
 
 namespace {
 // The frame of CRWWebControllerContainerViewTest's |container_view_|.
 const CGRect kContainerViewFrame = CGRectMake(0.0f, 0.0f, 200.0f, 300.0f);
 // TestToolbarView's frame height.
 const CGFloat kTestToolbarViewHeight = 50.0f;
 }
 
 // Test view to use as a toolbar.
 @interface TestToolbarView : UIView
@@ skipping 68 matching lines @@
   // Check the toolbar's frame.
   CGRect expected_toolbar_frame = CGRectMake(
       CGRectGetMinX([container_view_ bounds]),
       CGRectGetMaxY([container_view_ bounds]) - kTestToolbarViewHeight,
       CGRectGetWidth(kContainerViewFrame), kTestToolbarViewHeight);
   CGRect toolbar_container_frame =
       [container_view_ convertRect:[toolbar bounds] fromView:toolbar];
   EXPECT_TRUE(CGRectEqualToRect(expected_toolbar_frame,
                                 toolbar_container_frame));
 }