Initial CL for Data Saver (Flywheel) prompt when cellular network detected

chrome/browser/about_flags.cc

 // Copyright (c) 2012 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/about_flags.h"
 
 #include <iterator>
 #include <map>
 #include <set>
 #include <utility>
@@ skipping 171 matching lines @@
   // NOTE: As the default value must be the empty string, the mask excluding
   // the PNaCl translator and secure shell is substituted elsewhere.
   { IDS_NACL_DEBUG_MASK_CHOICE_EXCLUDE_UTILS_PNACL, "", "" },
   { IDS_NACL_DEBUG_MASK_CHOICE_DEBUG_ALL, switches::kNaClDebugMask, "*://*" },
   { IDS_NACL_DEBUG_MASK_CHOICE_INCLUDE_DEBUG,
       switches::kNaClDebugMask, "*://*/*debug.nmf" }
 };
 #endif
 
 const Experiment::Choice kMarkNonSecureAsChoices[] = {
-    { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" },
-    { IDS_MARK_NON_SECURE_AS_NEUTRAL,
-        switches::kMarkNonSecureAs, switches::kMarkNonSecureAsNeutral},
-    { IDS_MARK_NON_SECURE_AS_NON_SECURE,
-        switches::kMarkNonSecureAs, switches::kMarkNonSecureAsNonSecure},
-    { IDS_MARK_NON_SECURE_AS_DUBIOUS,
-        switches::kMarkNonSecureAs, switches::kMarkNonSecureAsDubious}
+  { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" },
+  { IDS_MARK_NON_SECURE_AS_NEUTRAL,
+      switches::kMarkNonSecureAs, switches::kMarkNonSecureAsNeutral},
+  { IDS_MARK_NON_SECURE_AS_NON_SECURE,
+      switches::kMarkNonSecureAs, switches::kMarkNonSecureAsNonSecure},
+  { IDS_MARK_NON_SECURE_AS_DUBIOUS,
+      switches::kMarkNonSecureAs, switches::kMarkNonSecureAsDubious}
 };
 
 const Experiment::Choice kMaxTilesForInterestAreaChoices[] = {
   { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" },
   { IDS_FLAGS_MAX_TILES_FOR_INTEREST_AREA_SHORT,
     cc::switches::kMaxTilesForInterestArea, "64"},
   { IDS_FLAGS_MAX_TILES_FOR_INTEREST_AREA_TALL,
     cc::switches::kMaxTilesForInterestArea, "128"},
   { IDS_FLAGS_MAX_TILES_FOR_INTEREST_AREA_GRANDE,
     cc::switches::kMaxTilesForInterestArea, "256"},
@@ skipping 92 matching lines @@
   { IDS_GENERIC_EXPERIMENT_CHOICE_ENABLED,
     switches::kEnableGpuRasterization, "" },
   { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED,
     switches::kDisableGpuRasterization, "" },
   { IDS_FLAGS_FORCE_GPU_RASTERIZATION,
     switches::kForceGpuRasterization, "" },
 };
 
 #if defined(OS_CHROMEOS)
 const Experiment::Choice kMemoryPressureThresholdChoices[] = {
-    { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" },
-    { IDS_FLAGS_CONSERVATIVE_THRESHOLDS,
-      chromeos::switches::kMemoryPressureThresholds,
-      chromeos::switches::kConservativeThreshold },
-    { IDS_FLAGS_AGGRESSIVE_CACHE_DISCARD_THRESHOLDS,
-      chromeos::switches::kMemoryPressureThresholds,
-      chromeos::switches::kAggressiveCacheDiscardThreshold },
-    { IDS_FLAGS_AGGRESSIVE_TAB_DISCARD_THRESHOLDS,
-      chromeos::switches::kMemoryPressureThresholds,
-      chromeos::switches::kAggressiveTabDiscardThreshold },
-    { IDS_FLAGS_AGGRESSIVE_THRESHOLDS,
-      chromeos::switches::kMemoryPressureThresholds,
-      chromeos::switches::kAggressiveThreshold },
+  { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" },
+  { IDS_FLAGS_CONSERVATIVE_THRESHOLDS,
+    chromeos::switches::kMemoryPressureThresholds,
+    chromeos::switches::kConservativeThreshold },
+  { IDS_FLAGS_AGGRESSIVE_CACHE_DISCARD_THRESHOLDS,
+    chromeos::switches::kMemoryPressureThresholds,
+    chromeos::switches::kAggressiveCacheDiscardThreshold },
+  { IDS_FLAGS_AGGRESSIVE_TAB_DISCARD_THRESHOLDS,
+    chromeos::switches::kMemoryPressureThresholds,
+    chromeos::switches::kAggressiveTabDiscardThreshold },
+  { IDS_FLAGS_AGGRESSIVE_THRESHOLDS,
+    chromeos::switches::kMemoryPressureThresholds,
+    chromeos::switches::kAggressiveThreshold },
 };
 #endif
 
 const Experiment::Choice kExtensionContentVerificationChoices[] = {
   { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" },
   { IDS_FLAGS_EXTENSION_CONTENT_VERIFICATION_BOOTSTRAP,
     switches::kExtensionContentVerification,
     switches::kExtensionContentVerificationBootstrap },
   { IDS_FLAGS_EXTENSION_CONTENT_VERIFICATION_ENFORCE,
     switches::kExtensionContentVerification,
@@ skipping 52 matching lines @@
 const Experiment::Choice kFillOnAccountSelectChoices[] = {
   { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" },
   { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED,
     autofill::switches::kDisableFillOnAccountSelect, "" },
   { IDS_FLAGS_FILL_ON_ACCOUNT_SELECT_ENABLE_HIGHLIGHTING,
     autofill::switches::kEnableFillOnAccountSelect, "" },
   { IDS_FLAGS_FILL_ON_ACCOUNT_SELECT_ENABLE_NO_HIGHLIGHTING,
     autofill::switches::kEnableFillOnAccountSelectNoHighlighting, "" },
 };
 
+#if defined(OS_CHROMEOS)
+const Experiment::Choice kDataSaverPromptChoices[] = {
+  { IDS_GENERIC_EXPERIMENT_CHOICE_DEFAULT, "", "" },
+  { IDS_GENERIC_EXPERIMENT_CHOICE_DISABLED,
+    chromeos::switches::kDisableDataSaverPrompt, "" },
+  { IDS_GENERIC_EXPERIMENT_CHOICE_ENABLED,
+    chromeos::switches::kEnableDataSaverPrompt, "" },
+  { IDS_FLAGS_DATASAVER_PROMPT_DEMO_MODE,
+    chromeos::switches::kEnableDataSaverPrompt,
+    chromeos::switches::kDataSaverPromptDemoMode },
+};
+#endif
+
 // RECORDING USER METRICS FOR FLAGS:
 // -----------------------------------------------------------------------------
 // The first line of the experiment is the internal name. If you'd like to
 // gather statistics about the usage of your flag, you should append a marker
 // comment to the end of the feature name, like so:
 //   "my-special-feature",  // FLAGS:RECORD_UMA
 //
 // After doing that, run
 //   tools/metrics/actions/extract_actions.py
 // to add the metric to actions.xml (which will enable UMA to record your
@@ skipping 1772 matching lines @@
   },
   {
     "use-sync-sandbox",
     IDS_FLAGS_SYNC_SANDBOX_NAME,
     IDS_FLAGS_SYNC_SANDBOX_DESCRIPTION,
     kOsAll,
     SINGLE_VALUE_TYPE_AND_VALUE(
         switches::kSyncServiceURL,
         "https://chrome-sync.sandbox.google.com/chrome-sync/alpha")
   },
+#if defined(OS_CHROMEOS)
+  {
+    "enable-datasaver-prompt",
+    IDS_FLAGS_DATASAVER_PROMPT_NAME,
+    IDS_FLAGS_DATASAVER_PROMPT_DESCRIPTION,
+    kOsCrOS,
+    MULTI_VALUE_TYPE(kDataSaverPromptChoices)
+  },
+#endif  // defined(OS_CHROMEOS)
 
   // NOTE: Adding new command-line switches requires adding corresponding
   // entries to enum "LoginCustomFlags" in histograms.xml. See note in
   // histograms.xml and don't forget to run AboutFlagsHistogramTest unit test.
 };
 
 const Experiment* experiments = kExperiments;
 size_t num_experiments = arraysize(kExperiments);
 
 // Stores and encapsulates the little state that about:flags has.
@@ skipping 583 matching lines @@
 }
 
 const Experiment* GetExperiments(size_t* count) {
   *count = num_experiments;
   return experiments;
 }
 
 }  // namespace testing
 
 }  // namespace about_flags