Remove page id from ViewHostMsg_UpdateTargetURL; no one actually uses it on the browser side.

BUG=407376
TEST=no change
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Review URL: https://codereview.chromium.org/589403004

Cr-Commit-Position: refs/heads/master@{#296327}
diff --git a/chrome/browser/ui/browser.cc b/chrome/browser/ui/browser.cc
index e26600a..63c0e8c8 100644
--- a/chrome/browser/ui/browser.cc
+++ b/chrome/browser/ui/browser.cc
@@ -1428,8 +1428,7 @@
   return is_type_popup();
 }
 
-void Browser::UpdateTargetURL(WebContents* source, int32 page_id,
-                              const GURL& url) {
+void Browser::UpdateTargetURL(WebContents* source, const GURL& url) {
   if (!GetStatusBubble())
     return;