Move ZoomObserver, ZoomController and ZoomEventManager to components/.

chrome/browser/ui/views/location_bar/zoom_bubble_view.cc

Index: chrome/browser/ui/views/location_bar/zoom_bubble_view.cc
diff --git a/chrome/browser/ui/views/location_bar/zoom_bubble_view.cc b/chrome/browser/ui/views/location_bar/zoom_bubble_view.cc
index fd6b6ae60c3610ce61b5e46b7f56b0e313f30f52..cd8eac6bead52b5ea52669c41376e4a35684c036 100644
--- a/chrome/browser/ui/views/location_bar/zoom_bubble_view.cc
+++ b/chrome/browser/ui/views/location_bar/zoom_bubble_view.cc
@@ -15,10 +15,10 @@
 #include "chrome/browser/ui/views/frame/browser_view.h"
 #include "chrome/browser/ui/views/location_bar/location_bar_view.h"
 #include "chrome/browser/ui/views/location_bar/zoom_view.h"
-#include "chrome/browser/ui/zoom/zoom_controller.h"
 #include "chrome/common/extensions/api/extension_action/action_info.h"
 #include "chrome/grit/generated_resources.h"
 #include "content/public/browser/notification_source.h"
+#include "extensions/browser/ui/zoom/zoom_controller.h"
 #include "extensions/common/manifest_handlers/icons_handler.h"
 #include "grit/theme_resources.h"
 #include "ui/base/l10n/l10n_util.h"
@@ -59,8 +59,8 @@ void ZoomBubbleView::ShowBubble(content::WebContents* web_contents,
       browser_view->GetLocationBarView()->zoom_view() : NULL;
 
   // Find the extension that initiated the zoom change, if any.
-  ZoomController* zoom_controller =
-      ZoomController::FromWebContents(web_contents);
+  extensions::ZoomController* zoom_controller =
+      extensions::ZoomController::FromWebContents(web_contents);
   const extensions::Extension* extension = zoom_controller->last_extension();
 
   // If the bubble is already showing in this window and the zoom change was not
@@ -166,8 +166,8 @@ void ZoomBubbleView::AdjustForFullscreen(const gfx::Rect& screen_bounds) {
 }
 
 void ZoomBubbleView::Refresh() {
-  ZoomController* zoom_controller =
-      ZoomController::FromWebContents(web_contents_);
+  extensions::ZoomController* zoom_controller =
+      extensions::ZoomController::FromWebContents(web_contents_);
   int zoom_percent = zoom_controller->GetZoomPercent();
   label_->SetText(
       l10n_util::GetStringFUTF16Int(IDS_TOOLTIP_ZOOM, zoom_percent));
@@ -313,8 +313,8 @@ void ZoomBubbleView::Init() {
   }
 
   // Add zoom label with the new zoom percent.
-  ZoomController* zoom_controller =
-      ZoomController::FromWebContents(web_contents_);
+  extensions::ZoomController* zoom_controller =
+      extensions::ZoomController::FromWebContents(web_contents_);
   int zoom_percent = zoom_controller->GetZoomPercent();
   label_ = new views::Label(
       l10n_util::GetStringFUTF16Int(IDS_TOOLTIP_ZOOM, zoom_percent));