diff --git a/tools/gn/action_target_generator.cc b/tools/gn/action_target_generator.cc
index 5c7cbf6..b7efa43 100644
--- a/tools/gn/action_target_generator.cc
+++ b/tools/gn/action_target_generator.cc
@@ -4,6 +4,7 @@
 
 #include "tools/gn/action_target_generator.h"
 
+#include "base/stl_util.h"
 #include "tools/gn/build_settings.h"
 #include "tools/gn/err.h"
 #include "tools/gn/filesystem_utils.h"
@@ -73,10 +74,8 @@
   // together.
   const auto& required_args_substitutions =
       target_->action_values().args().required_types();
-  bool has_rsp_file_name = std::find(required_args_substitutions.begin(),
-                                     required_args_substitutions.end(),
-                                     SUBSTITUTION_RSP_FILE_NAME) !=
-      required_args_substitutions.end();
+  bool has_rsp_file_name = base::ContainsValue(required_args_substitutions,
+                                               SUBSTITUTION_RSP_FILE_NAME);
   if (target_->action_values().uses_rsp_file() && !has_rsp_file_name) {
     *err_ = Err(function_call_, "Missing {{response_file_name}} in args.",
         "This target defines response_file_contents but doesn't use\n"
diff --git a/tools/gn/function_process_file_template.cc b/tools/gn/function_process_file_template.cc
index 28e3e46..47de640 100644
--- a/tools/gn/function_process_file_template.cc
+++ b/tools/gn/function_process_file_template.cc
@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#include "base/stl_util.h"
 #include "tools/gn/functions.h"
 #include "tools/gn/parse_tree.h"
 #include "tools/gn/scope.h"
@@ -94,8 +95,7 @@
   }
 
   auto& types = subst.required_types();
-  if (std::find(types.begin(), types.end(),
-                SUBSTITUTION_SOURCE_TARGET_RELATIVE) != types.end()) {
+  if (base::ContainsValue(types, SUBSTITUTION_SOURCE_TARGET_RELATIVE)) {
     *err = Err(template_arg, "Not a valid substitution type for the function.");
     return Value();
   }
diff --git a/tools/gn/runtime_deps_unittest.cc b/tools/gn/runtime_deps_unittest.cc
index d0658f4..7de91fc 100644
--- a/tools/gn/runtime_deps_unittest.cc
+++ b/tools/gn/runtime_deps_unittest.cc
@@ -4,8 +4,7 @@
 
 #include <stddef.h>
 
-#include <algorithm>
-
+#include "base/stl_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "tools/gn/runtime_deps.h"
 #include "tools/gn/scheduler.h"
@@ -91,29 +90,25 @@
   EXPECT_TRUE(MakePair("./main", &main) == result[0]);
 
   // The rest of the ordering is undefined. First the data files.
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("../../stat.dat", &stat)) !=
-              result.end()) << GetVectorDescription(result);
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("../../shared.dat", &shared)) !=
-              result.end()) << GetVectorDescription(result);
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("../../loadable.dat", &loadable)) !=
-              result.end()) << GetVectorDescription(result);
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("../../set.dat", &set)) !=
-              result.end()) << GetVectorDescription(result);
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("../../main.dat", &main)) !=
-              result.end()) << GetVectorDescription(result);
+  EXPECT_TRUE(base::ContainsValue(result, MakePair("../../stat.dat", &stat)))
+      << GetVectorDescription(result);
+  EXPECT_TRUE(
+      base::ContainsValue(result, MakePair("../../shared.dat", &shared)))
+      << GetVectorDescription(result);
+  EXPECT_TRUE(
+      base::ContainsValue(result, MakePair("../../loadable.dat", &loadable)))
+      << GetVectorDescription(result);
+  EXPECT_TRUE(base::ContainsValue(result, MakePair("../../set.dat", &set)))
+      << GetVectorDescription(result);
+  EXPECT_TRUE(base::ContainsValue(result, MakePair("../../main.dat", &main)))
+      << GetVectorDescription(result);
 
   // Check the static library and loadable module.
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("./libshared.so", &shared)) !=
-              result.end()) << GetVectorDescription(result);
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("./libloadable.so", &loadable)) !=
-              result.end()) << GetVectorDescription(result);
+  EXPECT_TRUE(base::ContainsValue(result, MakePair("./libshared.so", &shared)))
+      << GetVectorDescription(result);
+  EXPECT_TRUE(
+      base::ContainsValue(result, MakePair("./libloadable.so", &loadable)))
+      << GetVectorDescription(result);
 }
 
 // Tests that executables that aren't listed as data deps aren't included in
@@ -163,12 +158,11 @@
   EXPECT_TRUE(MakePair("./main", &main) == result[0]);
 
   // The rest of the ordering is undefined.
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("./datadep", &datadep)) !=
-              result.end()) << GetVectorDescription(result);
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("../../final_in.dat", &final_in)) !=
-              result.end()) << GetVectorDescription(result);
+  EXPECT_TRUE(base::ContainsValue(result, MakePair("./datadep", &datadep)))
+      << GetVectorDescription(result);
+  EXPECT_TRUE(
+      base::ContainsValue(result, MakePair("../../final_in.dat", &final_in)))
+      << GetVectorDescription(result);
 }
 
 // Tests that action and copy outputs are considered if they're data deps, but
@@ -232,24 +226,23 @@
   EXPECT_TRUE(MakePair("./main", &main) == result[0]);
 
   // The rest of the ordering is undefined.
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("../../datadep.data", &datadep)) !=
-              result.end()) << GetVectorDescription(result);
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("../../datadep_copy.data", &datadep_copy)) !=
-              result.end()) << GetVectorDescription(result);
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("../../datadep.output", &datadep)) !=
-              result.end()) << GetVectorDescription(result);
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("../../datadep_copy.output", &datadep_copy)) !=
-              result.end()) << GetVectorDescription(result);
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("../../dep.data", &dep)) !=
-              result.end()) << GetVectorDescription(result);
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("../../dep_copy/data/", &dep_copy)) !=
-              result.end()) << GetVectorDescription(result);
+  EXPECT_TRUE(
+      base::ContainsValue(result, MakePair("../../datadep.data", &datadep)))
+      << GetVectorDescription(result);
+  EXPECT_TRUE(base::ContainsValue(
+      result, MakePair("../../datadep_copy.data", &datadep_copy)))
+      << GetVectorDescription(result);
+  EXPECT_TRUE(
+      base::ContainsValue(result, MakePair("../../datadep.output", &datadep)))
+      << GetVectorDescription(result);
+  EXPECT_TRUE(base::ContainsValue(
+      result, MakePair("../../datadep_copy.output", &datadep_copy)))
+      << GetVectorDescription(result);
+  EXPECT_TRUE(base::ContainsValue(result, MakePair("../../dep.data", &dep)))
+      << GetVectorDescription(result);
+  EXPECT_TRUE(
+      base::ContainsValue(result, MakePair("../../dep_copy/data/", &dep_copy)))
+      << GetVectorDescription(result);
 
   // Explicitly asking for the runtime deps of an action target only includes
   // the data and not all outputs.
@@ -344,19 +337,16 @@
   // The rest of the ordering is undefined.
 
   // The framework bundle's internal dependencies should not be incldued.
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("Bundle.framework/", &bundle)) !=
-              result.end()) << GetVectorDescription(result);
+  EXPECT_TRUE(
+      base::ContainsValue(result, MakePair("Bundle.framework/", &bundle)))
+      << GetVectorDescription(result);
   // But direct data and data dependencies should be.
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("./datadep", &data_dep)) !=
-              result.end()) << GetVectorDescription(result);
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("../../dd.data", &data_dep)) !=
-              result.end()) << GetVectorDescription(result);
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("../../b.data", &bundle)) !=
-              result.end()) << GetVectorDescription(result);
+  EXPECT_TRUE(base::ContainsValue(result, MakePair("./datadep", &data_dep)))
+      << GetVectorDescription(result);
+  EXPECT_TRUE(base::ContainsValue(result, MakePair("../../dd.data", &data_dep)))
+      << GetVectorDescription(result);
+  EXPECT_TRUE(base::ContainsValue(result, MakePair("../../b.data", &bundle)))
+      << GetVectorDescription(result);
 }
 
 // Tests that a dependency duplicated in regular and data deps is processed
@@ -380,9 +370,9 @@
   // The results should be the executable and the copy output.
   std::vector<std::pair<OutputFile, const Target*>> result =
       ComputeRuntimeDeps(&target);
-  EXPECT_TRUE(std::find(result.begin(), result.end(),
-                        MakePair("../../action.output", &action)) !=
-              result.end()) << GetVectorDescription(result);
+  EXPECT_TRUE(
+      base::ContainsValue(result, MakePair("../../action.output", &action)))
+      << GetVectorDescription(result);
 }
 
 // Tests that actions can't have output substitutions.
diff --git a/tools/gn/target.cc b/tools/gn/target.cc
index 759d7bf..f8af715 100644
--- a/tools/gn/target.cc
+++ b/tools/gn/target.cc
@@ -6,9 +6,8 @@
 
 #include <stddef.h>
 
-#include <algorithm>
-
 #include "base/bind.h"
+#include "base/stl_util.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "tools/gn/config_values_extractors.h"
@@ -95,8 +94,7 @@
       Toolchain::ToolType tool_type;
       if (!target->GetOutputFilesForSource(source, &tool_type, &source_outputs))
         continue;
-      if (std::find(source_outputs.begin(), source_outputs.end(), file) !=
-          source_outputs.end())
+      if (base::ContainsValue(source_outputs, file))
         return true;
     }
   }