Replace some Tokenize calls with SplitString.

chrome/browser/devtools/device/adb/adb_device_provider.cc

Index: chrome/browser/devtools/device/adb/adb_device_provider.cc
diff --git a/chrome/browser/devtools/device/adb/adb_device_provider.cc b/chrome/browser/devtools/device/adb/adb_device_provider.cc
index 9f5b33a916da3f6f050293f4721f05f7a87d0898..fda0496597c7bb75cc4e7e3814f1a38de91819f4 100644
--- a/chrome/browser/devtools/device/adb/adb_device_provider.cc
+++ b/chrome/browser/devtools/device/adb/adb_device_provider.cc
@@ -4,7 +4,7 @@
 
 #include "chrome/browser/devtools/device/adb/adb_device_provider.h"
 
-#include "base/strings/string_util.h"
+#include "base/strings/string_split.h"
 #include "base/strings/stringprintf.h"
 #include "chrome/browser/devtools/device/adb/adb_client_socket.h"
 
@@ -33,12 +33,13 @@ static void ReceivedAdbDevices(
     callback.Run(result);
     return;
   }
-  std::vector<std::string> serials;
-  Tokenize(response, "\n", &serials);
-  for (size_t i = 0; i < serials.size(); ++i) {
-    std::vector<std::string> tokens;
-    Tokenize(serials[i], "\t ", &tokens);
-    result.push_back(tokens[0]);
+  for (const base::StringPiece& line :
+       base::SplitStringPiece(response, "\n", base::KEEP_WHITESPACE,
+                              base::SPLIT_WANT_NONEMPTY)) {
+    std::vector<base::StringPiece> tokens =
+        base::SplitStringPiece(line, "\t ", base::KEEP_WHITESPACE,
+                               base::SPLIT_WANT_NONEMPTY);
+    result.push_back(tokens[0].as_string());
   }
   callback.Run(result);
 }