[Android] Omnibox Placeholder Experiment

chrome/browser/flag_descriptions.cc

 // Copyright 2017 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 "chrome/browser/flag_descriptions.h"
 
 namespace flag_descriptions {
 
 //  Material Design version of chrome://bookmarks
 
@@ skipping 2245 matching lines @@
 const char kEnableWebapk[] = "Enable improved add to Home screen";
 
 const char kEnableWebapkDescription[] =
     R"*(Packages "Progressive Web Apps" so that they can integrate more )*"
     R"*(deeply with Android. A Chrome server is used to package sites. In )*"
     R"*(Chrome Canary and Chrome Dev, this requires “Untrusted )*"
     R"*(sources” to be enabled in Android security settings.)*";
 
 #endif  // defined(OS_ANDROID)
 
+#if defined(OS_ANDROID)
+
+const char kOmniboxPlaceholderExperimentName[] =
+    "Omnibox Placeholder Experiment";
+
+const char kOmniboxPlaceholderExperimentDescription[] =
+    "Switching this option changes the hint text in the omnibox"
+    "url bar.";
+
+const char kOmniboxPlaceholderExperimentSearchOrTypeUrl[] =
+    "Search or type URL";
+
+const char kOmniboxPlaceholderExperimentSearchOrTypeWebsiteName[] =
+    "Search or type website name";
+
+const char kOmniboxPlaceholderExperimentSearchTheWeb[] = "Search the web";
+
+const char kOmniboxPlaceholderExperimentEnterASearchOrWebsite[] =
+    "Enter a search or website";
+
+const char kOmniboxPlaceholderExperimentSearchNews[] = "Search... news";
+
+const char kOmniboxPlaceholderExperimentSearchRecipes[] = "Search... recipes";
+
+const char kOmniboxPlaceholderExperimentSearchWeather[] = "Search... weather";
+
+const char kOmniboxPlaceholderExperimentBlank[] = "No hint text";
+
+#endif  // defined(OS_ANDROID)
+
 const char kEnableBrotliName[] = "Brotli Content-Encoding.";
 
 const char kEnableBrotliDescription[] =
     "Enable Brotli Content-Encoding support.";
 
 const char kEnableWebfontsInterventionName[] =
     "New version of User Agent Intervention for WebFonts loading.";
 
 const char kEnableWebfontsInterventionDescription[] =
     "Enable New version of User Agent Intervention for WebFonts loading.";
@@ skipping 923 matching lines @@
 
 const char kDisableNewVirtualKeyboardBehaviorName[] =
     "New window behavior for the accessibility keyboard";
 const char kDisableNewVirtualKeyboardBehaviorDescription[] =
     "Disable new window behavior for the accessibility keyboard "
     "in non-sticky mode (do not change work area in non-sticky mode).";
 
 #endif  // defined(OS_CHROMEOS)
 
 }  // namespace flag_descriptions