Rename initial_pos to initial_rect in ShowWidget and ShowView IPCs.

content/public/browser/web_contents_delegate.h

Index: content/public/browser/web_contents_delegate.h
diff --git a/content/public/browser/web_contents_delegate.h b/content/public/browser/web_contents_delegate.h
index 13d1c1dd94a498e00b3e37247bae8d32f9d88d62..33450ac4a2ef22b12526ed819c59a2c6a3a43f10 100644
--- a/content/public/browser/web_contents_delegate.h
+++ b/content/public/browser/web_contents_delegate.h
@@ -94,14 +94,14 @@ class CONTENT_EXPORT WebContentsDelegate {
 
   // Creates a new tab with the already-created WebContents 'new_contents'.
   // The window for the added contents should be reparented correctly when this
-  // method returns.  If |disposition| is NEW_POPUP, |initial_pos| should hold
-  // the initial position. If |was_blocked| is non-nullptr, then |*was_blocked|
-  // will be set to true if the popup gets blocked, and left unchanged
-  // otherwise.
+  // method returns.  If |disposition| is NEW_POPUP, |initial_rect| should hold
+  // the initial position and size. If |was_blocked| is non-nullptr, then
+  // |*was_blocked| will be set to true if the popup gets blocked, and left
+  // unchanged otherwise.
   virtual void AddNewContents(WebContents* source,
                               WebContents* new_contents,
                               WindowOpenDisposition disposition,
-                              const gfx::Rect& initial_pos,
+                              const gfx::Rect& initial_rect,
                               bool user_gesture,
                               bool* was_blocked) {}