Eliminate DictionaryValue::GetInteger in net/

Bug: 1187034
Change-Id: I1ce3af08e998b640fe6d4c5bf4733f9155dc5382
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3222808
Reviewed-by: Yutaka Hirano <yhirano@chromium.org>
Commit-Queue: Anders Hartvoll Ruud <andruud@chromium.org>
Cr-Commit-Position: refs/heads/main@{#933375}

net/cert/crl_set.cc

@@ -226,14 +226,11 @@ bool CRLSet::Parse(base::StringPiece data, scoped_refptr<CRLSet>* out_crl_set) {
   if (contents != "CRLSet")
     return false;
 
-  int version;
-  if (!header_dict->GetInteger("Version", &version) ||
-      version != kCurrentFileVersion) {
+  if (header_dict->FindIntKey("Version") != kCurrentFileVersion)
     return false;
-  }
 
-  int sequence;
-  if (!header_dict->GetInteger("Sequence", &sequence))
+  absl::optional<int> sequence = header_dict->FindIntKey("Sequence");
+  if (!sequence)
     return false;
 
   // NotAfter is optional for now.
@@ -242,7 +239,7 @@ bool CRLSet::Parse(base::StringPiece data, scoped_refptr<CRLSet>* out_crl_set) {
     return false;
 
   scoped_refptr<CRLSet> crl_set(new CRLSet());
-  crl_set->sequence_ = static_cast<uint32_t>(sequence);
+  crl_set->sequence_ = static_cast<uint32_t>(*sequence);
   crl_set->not_after_ = static_cast<uint64_t>(not_after);
   crl_set->crls_.reserve(64);  // Value observed experimentally.
 

net/network_error_logging/network_error_logging_service_unittest.cc

@@ -220,8 +220,8 @@ void ExpectDictDoubleValue(double expected_value,
                            const base::DictionaryValue& value,
                            const std::string& key) {
   absl::optional<double> double_value = value.FindDoubleKey(key);
-  EXPECT_TRUE(double_value.has_value()) << key;
-  EXPECT_DOUBLE_EQ(expected_value, double_value.value_or(0.0)) << key;
+  ASSERT_TRUE(double_value) << key;
+  EXPECT_DOUBLE_EQ(expected_value, *double_value) << key;
 }
 
 TEST_P(NetworkErrorLoggingServiceTest, CreateService) {

net/reporting/reporting_header_parser.cc

@@ -92,15 +92,21 @@ bool ProcessEndpoint(ReportingDelegate* delegate,
   endpoint_info_out->url = std::move(endpoint_url);
 
   int priority = ReportingEndpoint::EndpointInfo::kDefaultPriority;
-  if (dict->HasKey(kPriorityKey) && !dict->GetInteger(kPriorityKey, &priority))
-    return false;
+  if (const base::Value* value = dict->FindKey(kPriorityKey)) {
+    if (!value->is_int())
+      return false;
+    priority = value->GetInt();
+  }
   if (priority < 0)
     return false;
   endpoint_info_out->priority = priority;
 
   int weight = ReportingEndpoint::EndpointInfo::kDefaultWeight;
-  if (dict->HasKey(kWeightKey) && !dict->GetInteger(kWeightKey, &weight))
-    return false;
+  if (const base::Value* value = dict->FindKey(kWeightKey)) {
+    if (!value->is_int())
+      return false;
+    weight = value->GetInt();
+  }
   if (weight < 0)
     return false;
   endpoint_info_out->weight = weight;
@@ -133,11 +139,7 @@ bool ProcessEndpointGroup(ReportingDelegate* delegate,
                                       group_name);
   parsed_endpoint_group_out->group_key = group_key;
 
-  int ttl_sec = -1;
-  if (!dict->HasKey(kMaxAgeKey))
-    return false;
-  if (!dict->GetInteger(kMaxAgeKey, &ttl_sec))
-    return false;
+  int ttl_sec = dict->FindIntKey(kMaxAgeKey).value_or(-1);
   if (ttl_sec < 0)
     return false;
   // max_age: 0 signifies removal of the endpoint group.