MacViews: Implement capture using NSEvent local+global monitors

ui/views/widget/native_widget_mac_interactive_uitest.mm

 // Copyright 2014 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/views/widget/native_widget_mac.h"
 
 #import <Cocoa/Cocoa.h>
 
 #include "ui/views/test/widget_test.h"
 #include "ui/views/test/test_widget_observer.h"
@@ skipping 10 matching lines @@
   class Observer;
 
   NativeWidgetMacInteractiveUITest()
       : activationCount_(0), deactivationCount_(0) {}
 
   Widget* MakeWidget() {
     return GetParam() ? CreateTopLevelFramelessPlatformWidget()
                       : CreateTopLevelPlatformWidget();
   }
 
-  // Overridden form testing::Test:
-  virtual void SetUp() {
-    // Unbundled applications (those without Info.plist) default to
-    // NSApplicationActivationPolicyProhibited, which prohibits the application
-    // obtaining key status.
-    [NSApp setActivationPolicy:NSApplicationActivationPolicyRegular];
-    WidgetTest::SetUp();
-  }
-
  protected:
   scoped_ptr<Observer> observer_;
   int activationCount_;
   int deactivationCount_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(NativeWidgetMacInteractiveUITest);
 };
 
 class NativeWidgetMacInteractiveUITest::Observer : public TestWidgetObserver {
@@ skipping 87 matching lines @@
   widget2->CloseNow();
   widget->CloseNow();
 }
 
 INSTANTIATE_TEST_CASE_P(NativeWidgetMacInteractiveUITestInstance,
                         NativeWidgetMacInteractiveUITest,
                         ::testing::Bool());
 
 }  // namespace test
 }  // namespace views