views: Move invert_bubble_view.* into chrome namespace.

chrome/browser/ui/views/frame/browser_view.cc

Index: chrome/browser/ui/views/frame/browser_view.cc
diff --git a/chrome/browser/ui/views/frame/browser_view.cc b/chrome/browser/ui/views/frame/browser_view.cc
index c1764fd734c1b9e8bfa82018bc58dab4b34bf559..db2d84a895c1b4c5c723ef187f9114dca3f7f83b 100644
--- a/chrome/browser/ui/views/frame/browser_view.cc
+++ b/chrome/browser/ui/views/frame/browser_view.cc
@@ -580,7 +580,7 @@ void BrowserView::Show() {
 
   browser()->OnWindowDidShow();
 
-  browser::MaybeShowInvertBubbleView(browser_.get(), contents_);
+  chrome::MaybeShowInvertBubbleView(browser_.get(), contents_);
 }
 
 void BrowserView::ShowInactive() {
@@ -1877,7 +1877,7 @@ bool BrowserView::SplitHandleMoved(views::SingleSplitView* sender) {
 }
 
 void BrowserView::OnSysColorChange() {
-  browser::MaybeShowInvertBubbleView(browser_.get(), contents_);
+  chrome::MaybeShowInvertBubbleView(browser_.get(), contents_);
 }
 
 int BrowserView::GetOTRIconResourceID() const {