Add source column to chrome://policy showing the origins of policies.

components/policy/core/common/cloud/cloud_policy_manager_unittest.cc

Index: components/policy/core/common/cloud/cloud_policy_manager_unittest.cc
diff --git a/components/policy/core/common/cloud/cloud_policy_manager_unittest.cc b/components/policy/core/common/cloud/cloud_policy_manager_unittest.cc
index 076537f09fd420af243de4aad9f77ffd765c95a7..3a0da53517f734a3e4529468381a572610261c72 100644
--- a/components/policy/core/common/cloud/cloud_policy_manager_unittest.cc
+++ b/components/policy/core/common/cloud/cloud_policy_manager_unittest.cc
@@ -62,7 +62,8 @@ class TestHarness : public PolicyProviderTestHarness {
 };
 
 TestHarness::TestHarness(PolicyLevel level)
-    : PolicyProviderTestHarness(level, POLICY_SCOPE_USER) {}
+    : PolicyProviderTestHarness(level, POLICY_SCOPE_USER, POLICY_SOURCE_CLOUD) {
+}
 
 TestHarness::~TestHarness() {}
 
@@ -84,42 +85,55 @@ void TestHarness::InstallEmptyPolicy() {}
 
 void TestHarness::InstallStringPolicy(const std::string& policy_name,
                                       const std::string& policy_value) {
-  store_.policy_map_.Set(policy_name,
-                         policy_level(),
-                         policy_scope(),
-                         new base::StringValue(policy_value),
-                         nullptr);
+  store_.policy_map_.SetWithSource(policy_name,
+                                   policy_level(),
+                                   policy_scope(),
+                                   new base::StringValue(policy_value),
+                                   nullptr,
+                                   POLICY_SOURCE_CLOUD);
 }
 
 void TestHarness::InstallIntegerPolicy(const std::string& policy_name,
                                        int policy_value) {
-  store_.policy_map_.Set(policy_name,
-                         policy_level(),
-                         policy_scope(),
-                         new base::FundamentalValue(policy_value),
-                         nullptr);
+  store_.policy_map_.SetWithSource(policy_name,
+                                   policy_level(),
+                                   policy_scope(),
+                                   new base::
+                                   FundamentalValue(policy_value),
+                                   nullptr,
+                                   POLICY_SOURCE_CLOUD);
 }
 
 void TestHarness::InstallBooleanPolicy(const std::string& policy_name,
                                        bool policy_value) {
-  store_.policy_map_.Set(policy_name,
-                         policy_level(),
-                         policy_scope(),
-                         new base::FundamentalValue(policy_value),
-                         nullptr);
+  store_.policy_map_.SetWithSource(policy_name,
+                                   policy_level(),
+                                   policy_scope(),
+                                   new base::
+                                   FundamentalValue(policy_value),
+                                   nullptr,
+                                   POLICY_SOURCE_CLOUD);
 }
 
 void TestHarness::InstallStringListPolicy(const std::string& policy_name,
                                           const base::ListValue* policy_value) {
-  store_.policy_map_.Set(policy_name, policy_level(), policy_scope(),
-                         policy_value->DeepCopy(), nullptr);
+  store_.policy_map_.SetWithSource(policy_name,
+                                   policy_level(),
+                                   policy_scope(),
+                                   policy_value->DeepCopy(),
+                                   nullptr,
+                                   POLICY_SOURCE_CLOUD);
 }
 
 void TestHarness::InstallDictionaryPolicy(
     const std::string& policy_name,
     const base::DictionaryValue* policy_value) {
-  store_.policy_map_.Set(policy_name, policy_level(), policy_scope(),
-                         policy_value->DeepCopy(), nullptr);
+  store_.policy_map_.SetWithSource(policy_name,
+                                   policy_level(),
+                                   policy_scope(),
+                                   policy_value->DeepCopy(),
+                                   nullptr,
+                                   POLICY_SOURCE_CLOUD);
 }
 
 // static
@@ -173,11 +187,12 @@ class CloudPolicyManagerTest : public testing::Test {
 
   void SetUp() override {
     // Set up a policy map for testing.
-    policy_map_.Set("key",
-                    POLICY_LEVEL_MANDATORY,
-                    POLICY_SCOPE_USER,
-                    new base::StringValue("value"),
-                    nullptr);
+    policy_map_.SetWithSource("key",
+                              POLICY_LEVEL_MANDATORY,
+                              POLICY_SCOPE_USER,
+                              new base::StringValue("value"),
+                              nullptr,
+                              POLICY_SOURCE_CLOUD);
     expected_bundle_.Get(PolicyNamespace(POLICY_DOMAIN_CHROME, std::string()))
         .CopyFrom(policy_map_);