chrome/browser/ui: Put browser_dialogs.h into chrome namespace.

chrome/browser/ui/browser.cc

Index: chrome/browser/ui/browser.cc
diff --git a/chrome/browser/ui/browser.cc b/chrome/browser/ui/browser.cc
index 8676df7dbcb2c3d571b4e6a07874b5a08518d82e..8d7114d846a1191b9f3dc1b60d2cd2175f9bc5ff 100644
--- a/chrome/browser/ui/browser.cc
+++ b/chrome/browser/ui/browser.cc
@@ -1729,9 +1729,8 @@ void Browser::ViewSourceForFrame(WebContents* source,
 }
 
 void Browser::ShowRepostFormWarningDialog(WebContents* source) {
-  browser::ShowTabModalConfirmDialog(
-      new RepostFormWarningController(source),
-      TabContents::FromWebContents(source));
+  chrome::ShowTabModalConfirmDialog(new RepostFormWarningController(source),
+                                    TabContents::FromWebContents(source));
 }
 
 bool Browser::ShouldAddNavigationToHistory(
@@ -1799,11 +1798,11 @@ void Browser::RendererUnresponsive(WebContents* source) {
     }
   }
 
-  browser::ShowHungRendererDialog(source);
+  chrome::ShowHungRendererDialog(source);
 }
 
 void Browser::RendererResponsive(WebContents* source) {
-  browser::HideHungRendererDialog(source);
+  chrome::HideHungRendererDialog(source);
 }
 
 void Browser::WorkerCrashed(WebContents* source) {