Stubs for triggering the LSD in Clank

chrome/browser/android/location_settings_impl.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_ANDROID_LOCATION_SETTINGS_IMPL_H_
 #define CHROME_BROWSER_ANDROID_LOCATION_SETTINGS_IMPL_H_
 
 #include <memory>
 
 #include "base/android/jni_weak_ref.h"
 #include "base/android/scoped_java_ref.h"
 #include "base/macros.h"
 #include "chrome/browser/android/location_settings.h"
 
 class LocationSettingsImpl : public LocationSettings {
  public:
   LocationSettingsImpl();
   ~LocationSettingsImpl() override;
 
   // LocationSettings implementation:
   bool CanSitesRequestLocationPermission(
       content::WebContents* web_contents) override;
 
+  void CanPromptToEnableSystemLocationSetting(
+      const base::Callback<void(bool can_prompt)>& callback) override;
+
+  void PromptToEnableSystemLocationSetting(
+      const PromptContext prompt_context,
+      content::WebContents* web_contents,
+      const base::Callback<void(PromptOutcome prompt_outcome)>& callback)
+      override;
+
+  // JNI classes and methods.
+  class BoolCallback {
+   public:
+    explicit BoolCallback(
+        const base::Callback<void(bool can_prompt)>& callback);
+    ~BoolCallback();
+
+    void RunBoolCallback(JNIEnv* env,
+                         const base::android::JavaParamRef<jobject>& obj,
+                         bool result);
+
+   private:
+    const base::Callback<void(bool can_prompt)> callback_;
+  };
+
+  class PromptOutcomeCallback {
+   public:
+    explicit PromptOutcomeCallback(
+        const base::Callback<void(PromptOutcome prompt_outcome)>& callback);
+    ~PromptOutcomeCallback();
+
+    void RunPromptOutcomeCallback(
+        JNIEnv* env,
+        const base::android::JavaParamRef<jobject>& obj,
+        int result);
+
+   private:
+    const base::Callback<void(PromptOutcome prompt_outcome)> callback_;
+  };
+
+  // Register the location settings native methods through JNI.
+  static bool Register(JNIEnv* env);
+
  private:
   DISALLOW_COPY_AND_ASSIGN(LocationSettingsImpl);
 };
 
 #endif  // CHROME_BROWSER_ANDROID_LOCATION_SETTINGS_IMPL_H_