Move Tuple to base namespace.

content/renderer/pepper/pepper_file_chooser_host_unittest.cc

Index: content/renderer/pepper/pepper_file_chooser_host_unittest.cc
diff --git a/content/renderer/pepper/pepper_file_chooser_host_unittest.cc b/content/renderer/pepper/pepper_file_chooser_host_unittest.cc
index 0585b04416b23620b1de79821f1516f2db607ed5..6d4a4d24e65b7ccfc79b49d6827676ddb5d1eec1 100644
--- a/content/renderer/pepper/pepper_file_chooser_host_unittest.cc
+++ b/content/renderer/pepper/pepper_file_chooser_host_unittest.cc
@@ -92,7 +92,7 @@ TEST_F(PepperFileChooserHostTest, Show) {
   ASSERT_TRUE(msg);
   ViewHostMsg_RunFileChooser::Schema::Param call_msg_param;
   ASSERT_TRUE(ViewHostMsg_RunFileChooser::Read(msg, &call_msg_param));
-  const FileChooserParams& chooser_params = get<0>(call_msg_param);
+  const FileChooserParams& chooser_params = base::get<0>(call_msg_param);
 
   // Basic validation of request.
   EXPECT_EQ(FileChooserParams::Open, chooser_params.mode);
@@ -124,7 +124,7 @@ TEST_F(PepperFileChooserHostTest, Show) {
   ASSERT_TRUE(
       PpapiPluginMsg_FileChooser_ShowReply::Read(&reply_msg, &reply_msg_param));
   const std::vector<ppapi::FileRefCreateInfo>& chooser_results =
-      get<0>(reply_msg_param);
+      base::get<0>(reply_msg_param);
   ASSERT_EQ(1u, chooser_results.size());
   EXPECT_EQ(FilePathToUTF8(selected_info.display_name),
             chooser_results[0].display_name);