Cleanup content:: prefixes in GuestView files.

extensions/browser/guest_view/app_view/app_view_guest.cc

Index: extensions/browser/guest_view/app_view/app_view_guest.cc
diff --git a/extensions/browser/guest_view/app_view/app_view_guest.cc b/extensions/browser/guest_view/app_view/app_view_guest.cc
index 206a45b0e2dd1eea742799495e34247378662309..64bcd906eee20357c1cd13cbabb722d4130cbe27 100644
--- a/extensions/browser/guest_view/app_view/app_view_guest.cc
+++ b/extensions/browser/guest_view/app_view/app_view_guest.cc
@@ -96,14 +96,14 @@ bool AppViewGuest::CompletePendingRequest(
 }
 
 // static
-GuestViewBase* AppViewGuest::Create(content::WebContents* owner_web_contents) {
+GuestViewBase* AppViewGuest::Create(WebContents* owner_web_contents) {
   return new AppViewGuest(owner_web_contents);
 }
 
-AppViewGuest::AppViewGuest(content::WebContents* owner_web_contents)
+AppViewGuest::AppViewGuest(WebContents* owner_web_contents)
     : GuestView<AppViewGuest>(owner_web_contents),
-      app_view_guest_delegate_(
-          ExtensionsAPIClient::Get()->CreateAppViewGuestDelegate()),
+      app_view_guest_delegate_(ExtensionsAPIClient::Get()
+                                   ->CreateAppViewGuestDelegate()),
       weak_ptr_factory_(this) {
   if (app_view_guest_delegate_)
     app_delegate_.reset(app_view_guest_delegate_->CreateAppDelegate());
@@ -120,7 +120,7 @@ bool AppViewGuest::HandleContextMenu(const content::ContextMenuParams& params) {
 }
 
 void AppViewGuest::RequestMediaAccessPermission(
-    content::WebContents* web_contents,
+    WebContents* web_contents,
     const content::MediaStreamRequest& request,
     const content::MediaResponseCallback& callback) {
   if (!app_delegate_) {
@@ -137,10 +137,9 @@ void AppViewGuest::RequestMediaAccessPermission(
                                               guest_extension);
 }
 
-bool AppViewGuest::CheckMediaAccessPermission(
-    content::WebContents* web_contents,
-    const GURL& security_origin,
-    content::MediaStreamType type) {
+bool AppViewGuest::CheckMediaAccessPermission(WebContents* web_contents,
+                                              const GURL& security_origin,
+                                              content::MediaStreamType type) {
   if (!app_delegate_) {
     return WebContentsDelegate::CheckMediaAccessPermission(
         web_contents, security_origin, type);