Abstract base 'ExtensionView' to Fix DEPS violation in extension_view_host.h

chrome/browser/ui/cocoa/extensions/extension_popup_controller.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/extensions/extension_popup_controller.h"
 
 #include <algorithm>
 
 #include "base/callback.h"
 #include "chrome/browser/chrome_notification_types.h"
@@ skipping 42 matching lines @@
            devMode:(BOOL)devMode;
 
 // Called when the extension's hosted NSView has been resized.
 - (void)extensionViewFrameChanged;
 
 // Called when the extension's size changes.
 - (void)onSizeChanged:(NSSize)newSize;
 
 // Called when the extension view is shown.
 - (void)onViewDidShow;
+
+// Called when the window moves or resizes. Notifies the extension.
+- (void)onWindowChanged;
+
 @end
 
 class ExtensionPopupContainer : public ExtensionViewMac::Container {
  public:
   explicit ExtensionPopupContainer(ExtensionPopupController* controller)
       : controller_(controller) {
   }
 
   virtual void OnExtensionSizeChanged(
       ExtensionViewMac* view,
@@ skipping 91 matching lines @@
   if ((self = [super initWithWindow:window
                        parentWindow:parentWindow
                          anchoredAt:anchoredAt])) {
     host_.reset(host);
     beingInspected_ = devMode;
     ignoreWindowDidResignKey_ = NO;
 
     InfoBubbleView* view = self.bubble;
     [view setArrowLocation:arrowLocation];
 
-    extensionView_ = host->view()->native_view();
+    extensionView_ = host->view()->GetNativeView();
     container_.reset(new ExtensionPopupContainer(self));
-    host->view()->set_container(container_.get());
+    static_cast<ExtensionViewMac*>(host->view())
+        ->set_container(container_.get());
 
     NSNotificationCenter* center = [NSNotificationCenter defaultCenter];
     [center addObserver:self
                selector:@selector(extensionViewFrameChanged)
                    name:NSViewFrameDidChangeNotification
                  object:extensionView_];
 
     [view addSubview:extensionView_];
 
     notificationBridge_.reset(new DevtoolsNotificationBridge(self));
@@ skipping 30 matching lines @@
     }
   }
   [super close];
 }
 
 - (void)windowWillClose:(NSNotification *)notification {
   [super windowWillClose:notification];
   if (gPopup == self)
     gPopup = nil;
   if (host_->view())
-    host_->view()->set_container(NULL);
+    static_cast<ExtensionViewMac*>(host_->view())->set_container(NULL);
   host_.reset();
 }
 
 - (void)windowDidResignKey:(NSNotification*)notification {
   // |windowWillClose:| could have already been called. http://crbug.com/279505
   if (host_) {
     // When a modal dialog is opened on top of the popup and when it's closed,
     // it steals key-ness from the popup. Don't close the popup when this
     // happens. There's an extra windowDidResignKey: notification after the
     // modal dialog closes that should also be ignored.
@@ skipping 152 matching lines @@
   frame.size = [extensionView_ convertSize:frame.size fromView:nil];
 
   [extensionView_ setFrame:frame];
   [extensionView_ setNeedsDisplay:YES];
 }
 
 - (void)onViewDidShow {
   [self onSizeChanged:pendingSize_];
 }
 
+- (void)onWindowChanged {
+  ExtensionViewMac* extensionView =
+      static_cast<ExtensionViewMac*>(host_->view());
+  // Let the extension view know, so that it can tell plugins.
+  if (extensionView)
+    extensionView->WindowFrameChanged();
+}
+
 - (void)windowDidResize:(NSNotification*)notification {
-  // Let the extension view know, so that it can tell plugins.
-  if (host_->view())
-    host_->view()->WindowFrameChanged();
+  [self onWindowChanged];
 }
 
 - (void)windowDidMove:(NSNotification*)notification {
-  // Let the extension view know, so that it can tell plugins.
-  if (host_->view())
-    host_->view()->WindowFrameChanged();
+  [self onWindowChanged];
 }
 
 // Private (TestingAPI)
 - (NSView*)view {
   return extensionView_;
 }
 
 // Private (TestingAPI)
 + (NSSize)minPopupSize {
   NSSize minSize = {ExtensionViewMac::kMinWidth, ExtensionViewMac::kMinHeight};
   return minSize;
 }
 
 // Private (TestingAPI)
 + (NSSize)maxPopupSize {
   NSSize maxSize = {ExtensionViewMac::kMaxWidth, ExtensionViewMac::kMaxHeight};
   return maxSize;
 }
 
 @end