Add Java wrapper for RenderFrameHost

content/public/android/BUILD.gn

Index: content/public/android/BUILD.gn
diff --git a/content/public/android/BUILD.gn b/content/public/android/BUILD.gn
index e8a363c1e1f100cb49241204e52c29d245c3e304..9791370ec948ff6c546ea69cacf4cd9b2cb9ebe0 100644
--- a/content/public/android/BUILD.gn
+++ b/content/public/android/BUILD.gn
@@ -168,6 +168,8 @@ android_library("content_java") {
     "java/src/org/chromium/content/browser/crypto/ByteArrayGenerator.java",
     "java/src/org/chromium/content/browser/crypto/CipherFactory.java",
     "java/src/org/chromium/content/browser/framehost/NavigationControllerImpl.java",
+    "java/src/org/chromium/content/browser/framehost/RenderFrameHostDelegate.java",
+    "java/src/org/chromium/content/browser/framehost/RenderFrameHostImpl.java",
     "java/src/org/chromium/content/browser/input/AnimationIntervalProvider.java",
     "java/src/org/chromium/content/browser/input/ChromiumBaseInputConnection.java",
     "java/src/org/chromium/content/browser/input/CursorAnchorInfoController.java",
@@ -228,6 +230,7 @@ android_library("content_java") {
     "java/src/org/chromium/content_public/browser/NavigationController.java",
     "java/src/org/chromium/content_public/browser/NavigationEntry.java",
     "java/src/org/chromium/content_public/browser/NavigationHistory.java",
+    "java/src/org/chromium/content_public/browser/RenderFrameHost.java",
     "java/src/org/chromium/content_public/browser/SmartClipCallback.java",
     "java/src/org/chromium/content_public/browser/WebContents.java",
     "java/src/org/chromium/content_public/browser/WebContentsObserver.java",
@@ -338,6 +341,7 @@ generate_jni("content_jni_headers") {
     "java/src/org/chromium/content/browser/TracingControllerAndroid.java",
     "java/src/org/chromium/content/browser/accessibility/BrowserAccessibilityManager.java",
     "java/src/org/chromium/content/browser/framehost/NavigationControllerImpl.java",
+    "java/src/org/chromium/content/browser/framehost/RenderFrameHostImpl.java",
     "java/src/org/chromium/content/browser/input/DateTimeChooserAndroid.java",
     "java/src/org/chromium/content/browser/input/HandleViewResources.java",
     "java/src/org/chromium/content/browser/input/ImeAdapter.java",