Handle resize corner layout entirely in the platform BrowserWindow*/BrowserView* code...

chrome/browser/cocoa/dev_tools_controller.h

Index: chrome/browser/cocoa/dev_tools_controller.h
===================================================================
--- chrome/browser/cocoa/dev_tools_controller.h	(revision 65756)
+++ chrome/browser/cocoa/dev_tools_controller.h	(working copy)
@@ -9,6 +9,7 @@
 #import <Foundation/Foundation.h>
 
 #include "base/scoped_nsobject.h"
+#import "chrome/browser/cocoa/tab_contents_controller.h"
 
 @class NSSplitView;
 @class NSView;
@@ -22,9 +23,12 @@
  @private
   // A view hosting docked devTools contents.
   scoped_nsobject<NSSplitView> splitView_;
+
+  // Manages currently displayed devTools contents.
+  scoped_nsobject<TabContentsController> contentsController_;
 }
 
-- (id)init;
+- (id)initWithDelegate:(id<TabContentsControllerDelegate>)delegate;
 
 // This controller's view.
 - (NSView*)view;
@@ -38,6 +42,10 @@
 // the actual resize).
 - (void)updateDevToolsForTabContents:(TabContents*)contents;
 
+// Call when the devTools view is properly sized and the render widget host view
+// should be put into the view hierarchy.
+- (void)ensureContentsVisible;
+
 @end
 
 #endif  // CHROME_BROWSER_COCOA_DEV_TOOLS_CONTROLLER_H_