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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "chrome/browser/autocomplete/zero_suggest_provider.h" | 5 #include "chrome/browser/autocomplete/zero_suggest_provider.h" |
| 6 | 6 |
| 7 #include "base/callback.h" | 7 #include "base/callback.h" |
| 8 #include "base/i18n/case_conversion.h" | 8 #include "base/i18n/case_conversion.h" |
| 9 #include "base/json/json_string_value_serializer.h" | 9 #include "base/json/json_string_value_serializer.h" |
| 10 #include "base/metrics/histogram.h" | 10 #include "base/metrics/histogram.h" |
| 11 #include "base/prefs/pref_service.h" | 11 #include "base/prefs/pref_service.h" |
| 12 #include "base/strings/string16.h" | 12 #include "base/strings/string16.h" |
| 13 #include "base/strings/string_util.h" | 13 #include "base/strings/string_util.h" |
| 14 #include "base/strings/utf_string_conversions.h" | 14 #include "base/strings/utf_string_conversions.h" |
| 15 #include "base/time/time.h" | 15 #include "base/time/time.h" |
| 16 #include "chrome/browser/autocomplete/autocomplete_classifier.h" | 16 #include "chrome/browser/autocomplete/autocomplete_classifier.h" |
| 17 #include "chrome/browser/autocomplete/autocomplete_classifier_factory.h" | 17 #include "chrome/browser/autocomplete/autocomplete_classifier_factory.h" |
| 18 #include "chrome/browser/autocomplete/autocomplete_match.h" | 18 #include "chrome/browser/autocomplete/autocomplete_match.h" |
| 19 #include "chrome/browser/autocomplete/autocomplete_provider_listener.h" | 19 #include "chrome/browser/autocomplete/autocomplete_provider_listener.h" |
| 20 #include "chrome/browser/autocomplete/chrome_autocomplete_scheme_classifier.h" | 20 #include "chrome/browser/autocomplete/chrome_autocomplete_scheme_classifier.h" |
| 21 #include "chrome/browser/autocomplete/history_url_provider.h" | 21 #include "chrome/browser/autocomplete/history_url_provider.h" |
| 22 #include "chrome/browser/autocomplete/search_provider.h" | 22 #include "chrome/browser/autocomplete/search_provider.h" |
| 23 #include "chrome/browser/history/history_types.h" | 23 #include "chrome/browser/history/history_types.h" |
| 24 #include "chrome/browser/history/top_sites.h" | 24 #include "chrome/browser/history/top_sites.h" |
| 25 #include "chrome/browser/metrics/variations/variations_http_header_provider.h" | 25 #include "chrome/browser/metrics/variations/variations_http_header_provider.h" |
| 26 #include "chrome/browser/omnibox/omnibox_field_trial.h" | 26 #include "chrome/browser/omnibox/omnibox_field_trial.h" |
| 27 #include "chrome/browser/profiles/profile.h" | 27 #include "chrome/browser/profiles/profile.h" |
| 28 #include "chrome/browser/search_engines/template_url_service.h" |
| 28 #include "chrome/browser/search_engines/template_url_service_factory.h" | 29 #include "chrome/browser/search_engines/template_url_service_factory.h" |
| 29 #include "chrome/common/pref_names.h" | 30 #include "chrome/common/pref_names.h" |
| 30 #include "chrome/common/url_constants.h" | 31 #include "chrome/common/url_constants.h" |
| 31 #include "components/autocomplete/autocomplete_input.h" | 32 #include "components/autocomplete/autocomplete_input.h" |
| 32 #include "components/metrics/proto/omnibox_input_type.pb.h" | 33 #include "components/metrics/proto/omnibox_input_type.pb.h" |
| 33 #include "components/pref_registry/pref_registry_syncable.h" | 34 #include "components/pref_registry/pref_registry_syncable.h" |
| 34 #include "components/search_engines/template_url_service.h" | |
| 35 #include "content/public/browser/user_metrics.h" | 35 #include "content/public/browser/user_metrics.h" |
| 36 #include "net/base/escape.h" | 36 #include "net/base/escape.h" |
| 37 #include "net/base/load_flags.h" | 37 #include "net/base/load_flags.h" |
| 38 #include "net/base/net_util.h" | 38 #include "net/base/net_util.h" |
| 39 #include "net/http/http_request_headers.h" | 39 #include "net/http/http_request_headers.h" |
| 40 #include "net/url_request/url_fetcher.h" | 40 #include "net/url_request/url_fetcher.h" |
| 41 #include "net/url_request/url_request_status.h" | 41 #include "net/url_request/url_request_status.h" |
| 42 #include "url/gurl.h" | 42 #include "url/gurl.h" |
| 43 | 43 |
| 44 namespace { | 44 namespace { |
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| 455 std::string json_data = profile_->GetPrefs()->GetString( | 455 std::string json_data = profile_->GetPrefs()->GetString( |
| 456 prefs::kZeroSuggestCachedResults); | 456 prefs::kZeroSuggestCachedResults); |
| 457 if (!json_data.empty()) { | 457 if (!json_data.empty()) { |
| 458 scoped_ptr<base::Value> data(DeserializeJsonData(json_data)); | 458 scoped_ptr<base::Value> data(DeserializeJsonData(json_data)); |
| 459 if (data && ParseSuggestResults(*data.get(), false, &results_)) { | 459 if (data && ParseSuggestResults(*data.get(), false, &results_)) { |
| 460 ConvertResultsToAutocompleteMatches(); | 460 ConvertResultsToAutocompleteMatches(); |
| 461 results_from_cache_ = !matches_.empty(); | 461 results_from_cache_ = !matches_.empty(); |
| 462 } | 462 } |
| 463 } | 463 } |
| 464 } | 464 } |
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