Autofill - get rid of one more RenderViewObserver method.

chrome/browser/ui/autofill/chrome_autofill_client.cc

Index: chrome/browser/ui/autofill/chrome_autofill_client.cc
diff --git a/chrome/browser/ui/autofill/chrome_autofill_client.cc b/chrome/browser/ui/autofill/chrome_autofill_client.cc
index 98199e4d379fb8ebdcfaf0913a2137614e3faf8a..6a9181c1ca5c9fef1de41e88891578ff13091c21 100644
--- a/chrome/browser/ui/autofill/chrome_autofill_client.cc
+++ b/chrome/browser/ui/autofill/chrome_autofill_client.cc
@@ -41,7 +41,9 @@ DEFINE_WEB_CONTENTS_USER_DATA_KEY(autofill::ChromeAutofillClient);
 namespace autofill {
 
 ChromeAutofillClient::ChromeAutofillClient(content::WebContents* web_contents)
-    : content::WebContentsObserver(web_contents), weak_pointer_factory_(this) {
+    : content::WebContentsObserver(web_contents),
+      weak_pointer_factory_(this),
+      screen_observer_(this) {
   DCHECK(web_contents);
 
 #if !defined(OS_ANDROID)
@@ -60,6 +62,9 @@ ChromeAutofillClient::ChromeAutofillClient(content::WebContents* web_contents)
 #if defined(OS_MACOSX) && !defined(OS_IOS)
   RegisterForKeystoneNotifications();
 #endif  // defined(OS_MACOSX) && !defined(OS_IOS)
+
+  screen_observer_.Add(
+      gfx::Screen::GetScreenFor(web_contents->GetNativeView()));
 }
 
 ChromeAutofillClient::~ChromeAutofillClient() {
@@ -213,6 +218,18 @@ void ChromeAutofillClient::OnZoomChanged(
   HideAutofillPopup();
 }
 
+void ChromeAutofillClient::OnDisplayAdded(const gfx::Display& new_display) {
+}
+
+void ChromeAutofillClient::OnDisplayRemoved(const gfx::Display& old_display) {
+}
+
+void ChromeAutofillClient::OnDisplayMetricsChanged(const gfx::Display& display,
+                                                   uint32_t metrics) {
+  if (metrics | DisplayObserver::DISPLAY_METRIC_ROTATION)
+    HideAutofillPopup();
+}
+
 void ChromeAutofillClient::DetectAccountCreationForms(
     content::RenderFrameHost* rfh,
     const std::vector<autofill::FormStructure*>& forms) {