Rename initial_pos to initial_rect in ShowWidget and ShowView IPCs.

extensions/shell/browser/shell_extension_host_delegate.cc

Index: extensions/shell/browser/shell_extension_host_delegate.cc
diff --git a/extensions/shell/browser/shell_extension_host_delegate.cc b/extensions/shell/browser/shell_extension_host_delegate.cc
index a02d604df4e2f0b716228c2627d6ac94e51f58aa..d06363e31b83d122f048daefb56b0bc563f40258 100644
--- a/extensions/shell/browser/shell_extension_host_delegate.cc
+++ b/extensions/shell/browser/shell_extension_host_delegate.cc
@@ -36,7 +36,7 @@ ShellExtensionHostDelegate::GetJavaScriptDialogManager() {
 void ShellExtensionHostDelegate::CreateTab(content::WebContents* web_contents,
                                            const std::string& extension_id,
                                            WindowOpenDisposition disposition,
-                                           const gfx::Rect& initial_pos,
+                                           const gfx::Rect& initial_rect,
                                            bool user_gesture) {
   // TODO(jamescook): Should app_shell support opening popup windows?
   NOTREACHED();