[chromedriver] Add Network Conditions Override Manager and tests

chrome/test/chromedriver/chrome/mobile_emulation_override_manager_unittest.cc

Index: chrome/test/chromedriver/chrome/mobile_emulation_override_manager_unittest.cc
diff --git a/chrome/test/chromedriver/chrome/mobile_emulation_override_manager_unittest.cc b/chrome/test/chromedriver/chrome/mobile_emulation_override_manager_unittest.cc
index 099442f155df05216594c1ba47fbdbbbebbcbeac..c8cf20cd063c3aa68a69ed9229d56af0b0b5e800 100644
--- a/chrome/test/chromedriver/chrome/mobile_emulation_override_manager_unittest.cc
+++ b/chrome/test/chromedriver/chrome/mobile_emulation_override_manager_unittest.cc
@@ -2,59 +2,17 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include <string>
-#include <vector>
-
-#include "base/compiler_specific.h"
 #include "base/values.h"
 #include "chrome/test/chromedriver/chrome/device_metrics.h"
 #include "chrome/test/chromedriver/chrome/mobile_emulation_override_manager.h"
+#include "chrome/test/chromedriver/chrome/recorder_devtools_client.h"
 #include "chrome/test/chromedriver/chrome/status.h"
-#include "chrome/test/chromedriver/chrome/stub_devtools_client.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
-struct Command {
-  Command() {}
-  Command(const std::string& method, const base::DictionaryValue& params)
-      : method(method) {
-    this->params.MergeDictionary(&params);
-  }
-  Command(const Command& command) {
-    *this = command;
-  }
-  Command& operator=(const Command& command) {
-    method = command.method;
-    params.Clear();
-    params.MergeDictionary(&command.params);
-    return *this;
-  }
-  ~Command() {}
-
-  std::string method;
-  base::DictionaryValue params;
-};
-
-class RecorderDevToolsClient : public StubDevToolsClient {
- public:
-  RecorderDevToolsClient() {}
-  ~RecorderDevToolsClient() override {}
-
-  // Overridden from StubDevToolsClient:
-  Status SendCommandAndGetResult(
-      const std::string& method,
-      const base::DictionaryValue& params,
-      scoped_ptr<base::DictionaryValue>* result) override {
-    commands_.push_back(Command(method, params));
-    return Status(kOk);
-  }
-
-  std::vector<Command> commands_;
-};
-
 void AssertDeviceMetricsCommand(const Command& command,
-                              const DeviceMetrics& device_metrics) {
+                                const DeviceMetrics& device_metrics) {
   ASSERT_EQ("Page.setDeviceMetricsOverride", command.method);
   int width, height;
   double device_scale_factor, font_scale_factor;