Remove WebContents methods that duplicate WebContentsView methods.

chrome/browser/ui/cocoa/dev_tools_controller.mm

Index: chrome/browser/ui/cocoa/dev_tools_controller.mm
diff --git a/chrome/browser/ui/cocoa/dev_tools_controller.mm b/chrome/browser/ui/cocoa/dev_tools_controller.mm
index c07b5a3ba708137796f713f95f0881b5dd28fce1..7622e14dd58a54ab9fb59cab326885713ac007f6 100644
--- a/chrome/browser/ui/cocoa/dev_tools_controller.mm
+++ b/chrome/browser/ui/cocoa/dev_tools_controller.mm
@@ -15,6 +15,7 @@
 #import "chrome/browser/ui/cocoa/view_id_util.h"
 #include "chrome/common/pref_names.h"
 #include "content/public/browser/web_contents.h"
+#include "content/public/browser/web_contents_view.h"
 
 using content::WebContents;
 
@@ -142,7 +143,7 @@ using content::WebContents;
   // |devToolsView| is a TabContentsViewCocoa object, whose ViewID was
   // set to VIEW_ID_TAB_CONTAINER initially, so we need to change it to
   // VIEW_ID_DEV_TOOLS_DOCKED here.
-  NSView* devToolsView = devToolsContents->GetNativeView();
+  NSView* devToolsView = devToolsContents->GetView()->GetNativeView();
   view_id_util::SetID(devToolsView, VIEW_ID_DEV_TOOLS_DOCKED);
   [devToolsView setAutoresizingMask:NSViewWidthSizable | NSViewHeightSizable];
 
@@ -198,7 +199,8 @@ using content::WebContents;
 }
 
 - (void)updateDevToolsViewFrame {
-  NSView* devToolsView = devToolsWindow_->web_contents()->GetNativeView();
+  NSView* devToolsView =
+      devToolsWindow_->web_contents()->GetView()->GetNativeView();
   NSRect devToolsRect = [[devToolsView superview] bounds];
   if (devToolsWindow_->dock_side() == DEVTOOLS_DOCK_SIDE_RIGHT)
     devToolsRect.size.height -= [splitView_ topContentOffset];