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 f3b584216a5a12068a037f201456338d25079e65..99d19dea924e9186755261cbbbafc1f1ab538b35 100644
--- a/chrome/browser/ui/permission_bubble/mock_permission_prompt.cc
+++ b/chrome/browser/ui/permission_bubble/mock_permission_prompt.cc
@@ -40,10 +40,6 @@ void MockPermissionPrompt::Hide() {
   is_visible_ = false;
 }
 
-bool MockPermissionPrompt::IsVisible() {
-  return is_visible_;
-}
-
 void MockPermissionPrompt::UpdateAnchorPosition() {}
 
 gfx::NativeWindow MockPermissionPrompt::GetNativeWindow() {
@@ -52,6 +48,10 @@ gfx::NativeWindow MockPermissionPrompt::GetNativeWindow() {
   return nullptr;
 }
 
+bool MockPermissionPrompt::IsVisible() {
+  return is_visible_;
+}
+
 MockPermissionPrompt::MockPermissionPrompt(MockPermissionPromptFactory* factory,
                                            PermissionRequestManager* manager)
     : factory_(factory),