Add FilePath to base namespace.

remoting/host/json_host_config_unittest.cc

Index: remoting/host/json_host_config_unittest.cc
diff --git a/remoting/host/json_host_config_unittest.cc b/remoting/host/json_host_config_unittest.cc
index 4aedf3df216a101061f8fdad01507b6d520be3a6..76f2912f49bcbe66002c43816e1bf502814de894 100644
--- a/remoting/host/json_host_config_unittest.cc
+++ b/remoting/host/json_host_config_unittest.cc
@@ -24,7 +24,7 @@ const char* kTestConfig =
 
 class JsonHostConfigTest : public testing::Test {
  protected:
-  static void WriteTestFile(const FilePath& filename) {
+  static void WriteTestFile(const base::FilePath& filename) {
     file_util::WriteFile(filename, kTestConfig, std::strlen(kTestConfig));
   }
 
@@ -34,7 +34,7 @@ class JsonHostConfigTest : public testing::Test {
 
 TEST_F(JsonHostConfigTest, InvalidFile) {
   ASSERT_TRUE(test_dir_.CreateUniqueTempDir());
-  FilePath non_existent_file =
+  base::FilePath non_existent_file =
       test_dir_.path().AppendASCII("non_existent.json");
   JsonHostConfig target(non_existent_file);
   EXPECT_FALSE(target.Read());
@@ -42,7 +42,7 @@ TEST_F(JsonHostConfigTest, InvalidFile) {
 
 TEST_F(JsonHostConfigTest, Read) {
   ASSERT_TRUE(test_dir_.CreateUniqueTempDir());
-  FilePath test_file = test_dir_.path().AppendASCII("read.json");
+  base::FilePath test_file = test_dir_.path().AppendASCII("read.json");
   WriteTestFile(test_file);
   JsonHostConfig target(test_file);
   ASSERT_TRUE(target.Read());
@@ -65,7 +65,7 @@ TEST_F(JsonHostConfigTest, Read) {
 TEST_F(JsonHostConfigTest, Write) {
   ASSERT_TRUE(test_dir_.CreateUniqueTempDir());
 
-  FilePath test_file = test_dir_.path().AppendASCII("write.json");
+  base::FilePath test_file = test_dir_.path().AppendASCII("write.json");
   WriteTestFile(test_file);
   JsonHostConfig target(test_file);
   ASSERT_TRUE(target.Read());