cameraservice: remove String\d+::std_string

Part of removing libc++ from libutils.

Bug: 35363681
Test: pass
Change-Id: Iae07bb7a5e3ce4794e0b999249c2e101e860e64a
diff --git a/services/camera/libcameraservice/CameraService.cpp b/services/camera/libcameraservice/CameraService.cpp
index 7133709..702c92d 100644
--- a/services/camera/libcameraservice/CameraService.cpp
+++ b/services/camera/libcameraservice/CameraService.cpp
@@ -622,7 +622,7 @@
         }
     } else {
         status_t res = mCameraProviderManager->getCameraCharacteristics(
-                String16::std_string(cameraId), cameraInfo);
+                String8(cameraId).string(), cameraInfo);
         if (res != OK) {
             return STATUS_ERROR_FMT(ERROR_INVALID_OPERATION, "Unable to retrieve camera "
                     "characteristics for device %s: %s (%d)", String8(cameraId).string(),
@@ -689,14 +689,14 @@
     } else {
         status_t res;
         hardware::hidl_version maxVersion{0,0};
-        res = mCameraProviderManager->getHighestSupportedVersion(String8::std_string(cameraId),
+        res = mCameraProviderManager->getHighestSupportedVersion(cameraId.string(),
                 &maxVersion);
         if (res != OK) return -1;
         deviceVersion = HARDWARE_DEVICE_API_VERSION(maxVersion.get_major(), maxVersion.get_minor());
 
         hardware::CameraInfo info;
         if (facing) {
-            res = mCameraProviderManager->getCameraInfo(String8::std_string(cameraId), &info);
+            res = mCameraProviderManager->getCameraInfo(cameraId.string(), &info);
             if (res != OK) return -1;
             *facing = info.facing;
         }
diff --git a/services/camera/libcameraservice/device1/CameraHardwareInterface.cpp b/services/camera/libcameraservice/device1/CameraHardwareInterface.cpp
index 3e4e631..b52c0d8 100644
--- a/services/camera/libcameraservice/device1/CameraHardwareInterface.cpp
+++ b/services/camera/libcameraservice/device1/CameraHardwareInterface.cpp
@@ -80,7 +80,7 @@
 
     ALOGI("Opening camera %s", mName.string());
 
-    status_t ret = manager->openSession(String8::std_string(mName), this, &mHidlDevice);
+    status_t ret = manager->openSession(mName.string(), this, &mHidlDevice);
     if (ret != OK) {
         ALOGE("%s: openSession failed! %s (%d)", __FUNCTION__, strerror(-ret), ret);
     }
diff --git a/services/camera/libcameraservice/device3/Camera3Device.cpp b/services/camera/libcameraservice/device3/Camera3Device.cpp
index 4d5abed..60c716f 100644
--- a/services/camera/libcameraservice/device3/Camera3Device.cpp
+++ b/services/camera/libcameraservice/device3/Camera3Device.cpp
@@ -183,7 +183,7 @@
 
     sp<ICameraDeviceSession> session;
     ATRACE_BEGIN("CameraHal::openSession");
-    status_t res = manager->openSession(String8::std_string(mId), this,
+    status_t res = manager->openSession(mId.string(), this,
             /*out*/ &session);
     ATRACE_END();
     if (res != OK) {
@@ -191,7 +191,7 @@
         return res;
     }
 
-    res = manager->getCameraCharacteristics(String8::std_string(mId), &mDeviceInfo);
+    res = manager->getCameraCharacteristics(mId.string(), &mDeviceInfo);
     if (res != OK) {
         SET_ERR_L("Could not retrive camera characteristics: %s (%d)", strerror(-res), res);
         session->close();