Move Tuple to base namespace.

chrome/browser/ui/search/search_ipc_router_unittest.cc

Index: chrome/browser/ui/search/search_ipc_router_unittest.cc
diff --git a/chrome/browser/ui/search/search_ipc_router_unittest.cc b/chrome/browser/ui/search/search_ipc_router_unittest.cc
index 224c714701aab8bd11edb5ccfd921042559b8f15..fac9a27324f4936df3064ef4e74c63b18525e1a4 100644
--- a/chrome/browser/ui/search/search_ipc_router_unittest.cc
+++ b/chrome/browser/ui/search/search_ipc_router_unittest.cc
@@ -162,10 +162,11 @@ class SearchIPCRouterTest : public BrowserWithTestWindowTest {
     const IPC::Message* message = process()->sink().GetFirstMessageMatching(
         ChromeViewMsg_SearchBoxSetDisplayInstantResults::ID);
     EXPECT_NE(static_cast<const IPC::Message*>(NULL), message);
-    Tuple<bool> display_instant_results_param;
+    base::Tuple<bool> display_instant_results_param;
     ChromeViewMsg_SearchBoxSetDisplayInstantResults::Read(
         message, &display_instant_results_param);
-    EXPECT_EQ(expected_param_value, get<0>(display_instant_results_param));
+    EXPECT_EQ(expected_param_value,
+              base::get<0>(display_instant_results_param));
   }
 
   MockSearchIPCRouterDelegate* mock_delegate() { return &delegate_; }