Make PermissionRequestManager::requests_ correspond to the active prompt

chrome/browser/ui/permission_bubble/mock_permission_prompt.cc

Index: chrome/browser/ui/permission_bubble/mock_permission_prompt.cc
diff --git a/chrome/browser/ui/permission_bubble/mock_permission_prompt.cc b/chrome/browser/ui/permission_bubble/mock_permission_prompt.cc
index 1f6ce0a83708dad1d1ee106154ecb61e45baba22..fb0b22a4a299025a7caf753ee7c58968f3e53a9a 100644
--- a/chrome/browser/ui/permission_bubble/mock_permission_prompt.cc
+++ b/chrome/browser/ui/permission_bubble/mock_permission_prompt.cc
@@ -37,10 +37,6 @@ void MockPermissionPrompt::Hide() {
   is_visible_ = false;
 }
 
-bool MockPermissionPrompt::IsVisible() {
-  return is_visible_;
-}
-
 void MockPermissionPrompt::UpdateAnchorPosition() {}
 
 gfx::NativeWindow MockPermissionPrompt::GetNativeWindow() {
@@ -49,6 +45,10 @@ gfx::NativeWindow MockPermissionPrompt::GetNativeWindow() {
   return nullptr;
 }
 
+bool MockPermissionPrompt::IsVisible() {
+  return is_visible_;
+}
+
 MockPermissionPrompt::MockPermissionPrompt(MockPermissionPromptFactory* factory,
                                            PermissionRequestManager* manager)
     : factory_(factory),