MacViews: Modify insertText handlers to correctly handle space key and simplify menu event dispatch.

ui/views/cocoa/bridged_content_view.h

 // 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.
 
 #ifndef UI_VIEWS_COCOA_BRIDGED_CONTENT_VIEW_H_
 #define UI_VIEWS_COCOA_BRIDGED_CONTENT_VIEW_H_
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/strings/string16.h"
@@ skipping 18 matching lines @@
   // Weak. The hosted RootView, owned by hostedView_->GetWidget().
   views::View* hostedView_;
 
   // Weak. If non-null the TextInputClient of the currently focused View in the
   // hierarchy rooted at |hostedView_|. Owned by the focused View.
   ui::TextInputClient* textInputClient_;
 
   // A tracking area installed to enable mouseMoved events.
   ui::ScopedCrTrackingArea cursorTrackingArea_;
 
-  // Whether the view is reacting to a keyDown event on the view.
-  BOOL inKeyDown_;
+  // The keyDown event currently being handled, nil otherwise.
+  NSEvent* keyDownEvent_;
 
   // The last tooltip text, used to limit updates.
   base::string16 lastTooltipText_;
 
   // Whether to draw an almost-transparent background with rounded corners so
   // that OSX correctly blurs the background showing through.
   BOOL drawMenuBackgroundForBlur_;
 
   // Whether dragging on the view moves the window.
   BOOL mouseDownCanMoveWindow_;
@@ skipping 29 matching lines @@
 // Update windowMask_ depending on the current view bounds.
 - (void)updateWindowMask;
 
 // Notifies the associated FocusManager whether full keyboard access is enabled
 // or not.
 - (void)updateFullKeyboardAccess;
 
 @end
 
 #endif  // UI_VIEWS_COCOA_BRIDGED_CONTENT_VIEW_H_