Upstream android file related code.

base/path_service.cc

 // Copyright (c) 2011 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.
 
 #include "base/path_service.h"
 
 #ifdef OS_WIN
 #include <windows.h>
 #include <shellapi.h>
 #include <shlobj.h>
 #endif
 
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/hash_tables.h"
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "base/synchronization/lock.h"
 
 namespace base {
   bool PathProvider(int key, FilePath* result);
 #if defined(OS_WIN)
   bool PathProviderWin(int key, FilePath* result);
 #elif defined(OS_MACOSX)
   bool PathProviderMac(int key, FilePath* result);
+#elif defined(OS_ANDROID)
+  bool PathProviderAndroid(int key, FilePath* result);
 #elif defined(OS_POSIX)
   bool PathProviderPosix(int key, FilePath* result);
 #endif
 }
 
 namespace {
 
 typedef base::hash_map<int, FilePath> PathMap;
 
 // We keep a linked list of providers.  In a debug build we ensure that no two
@@ skipping 35 matching lines @@
   base::PathProviderMac,
   &base_provider,
 #ifndef NDEBUG
   base::PATH_MAC_START,
   base::PATH_MAC_END,
 #endif
   true
 };
 #endif
 
-#if defined(OS_POSIX) && !defined(OS_MACOSX)
+#if defined(OS_ANDROID)
+static Provider base_provider_android = {
+  base::PathProviderAndroid,
+  &base_provider,
+#ifndef NDEBUG
+  0,
+  0,
+#endif
+  true
+};
+#endif
+
+#if defined(OS_POSIX) && !defined(OS_MACOSX) && !defined(OS_ANDROID)
 static Provider base_provider_posix = {
   base::PathProviderPosix,
   &base_provider,
 #ifndef NDEBUG
   0,
   0,
 #endif
   true
 };
 #endif
 
 
 struct PathData {
   base::Lock lock;
   PathMap cache;        // Cache mappings from path key to path value.
   PathMap overrides;    // Track path overrides.
   Provider* providers;  // Linked list of path service providers.
 
   PathData() {
 #if defined(OS_WIN)
     providers = &base_provider_win;
 #elif defined(OS_MACOSX)
     providers = &base_provider_mac;
+#elif defined(OS_ANDROID)
+    providers = &base_provider_android;
 #elif defined(OS_POSIX)
     providers = &base_provider_posix;
 #endif
   }
 
   ~PathData() {
     Provider* p = providers;
     while (p) {
       Provider* next = p->next;
       if (!p->is_static)
@@ skipping 144 matching lines @@
   p = new Provider;
   p->is_static = false;
   p->func = func;
   p->next = path_data->providers;
 #ifndef NDEBUG
   p->key_start = key_start;
   p->key_end = key_end;
 #endif
   path_data->providers = p;
 }