Android: Restructure geolocation folder structure

device/geolocation/BUILD.gn

 # Copyright 2016 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.
 
 import("//build/config/features.gni")
 
 if (is_android) {
   import("//build/config/android/rules.gni")  # For generate_jni().
 }
 
@@ skipping 99 matching lines @@
     libs = [
       "CoreWLAN.framework",
       "Foundation.framework",
     ]
   }
 }
 
 if (is_android) {
   generate_jni("geolocation_jni_headers") {
     sources = [
-      "android/java/org/chromium/device/geolocation/LocationProviderAdapter.java",
+      "android/java/src/org/chromium/device/geolocation/LocationProviderAdapter.java",
     ]
     jni_package = "device"
   }
 
   android_library("geolocation_java") {
     java_files = [
-      "android/java/org/chromium/device/geolocation/LocationProviderAdapter.java",
-      "android/java/org/chromium/device/geolocation/LocationProviderFactory.java",
+      "android/java/src/org/chromium/device/geolocation/LocationProviderAdapter.java",
+      "android/java/src/org/chromium/device/geolocation/LocationProviderFactory.java",
     ]
 
     deps = [
       ":geolocation",
       ":geolocation_jni_headers",
       "//base:base_java",
     ]
   }
 
   android_library("geolocation_java_test_support") {
     testonly = true
 
-    java_files = [ "android/java/org/chromium/device/geolocation/MockLocationProvider.java" ]
+    java_files = [ "android/javatests/src/org/chromium/device/geolocation/MockLocationProvider.java" ]
     deps = [
       ":geolocation_java",
       "//base:base_java",
     ]
   }
 }
 
 source_set("test_support") {
   testonly = true
 
@@ skipping 52 matching lines @@
   }
 
   if (is_android) {
     sources -= [
       "network_location_provider_unittest.cc",
       "wifi_data_provider_common_unittest.cc",
     ]
     deps += [ ":geolocation_java_test_support" ]
   }
 }