Upstream ContentViewCore.pageUp/pageDown

content/browser/android/content_view_core_impl.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/android/content_view_core_impl.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_array.h"
 #include "base/android/jni_string.h"
 #include "base/android/scoped_java_ref.h"
@@ skipping 538 matching lines @@
 }
 
 // --------------------------------------------------------------------------
 // Public methods that call to Java via JNI
 // --------------------------------------------------------------------------
 
 void ContentViewCoreImpl::OnTabCrashed(const base::ProcessHandle handle) {
   NOTIMPLEMENTED() << "not upstreamed yet";
 }
 
+void ContentViewCoreImpl::UpdateContentSize(int width, int height) {
+  JNIEnv* env = AttachCurrentThread();
+  ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
+  if (obj.is_null())
+    return;
+  Java_ContentViewCore_updateContentSize(env, obj.obj(), width, height);
+}
+
+void ContentViewCoreImpl::UpdateScrollOffsetAndPageScaleFactor(int x, int y,
+                                                               float scale) {
+  JNIEnv* env = AttachCurrentThread();
+  ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
+  if (obj.is_null())
+    return;
+  Java_ContentViewCore_updateScrollOffsetAndPageScaleFactor(env, obj.obj(), x,
+                                                            y, scale);
+}
+
 void ContentViewCoreImpl::ImeUpdateAdapter(int native_ime_adapter,
                                            int text_input_type,
                                            const std::string& text,
                                            int selection_start,
                                            int selection_end,
                                            int composition_start,
                                            int composition_end,
                                            bool show_ime_if_needed) {
   JNIEnv* env = AttachCurrentThread();
   ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
@@ skipping 137 matching lines @@
   if (!HasField(env, clazz, "mNativeContentViewCore", "I")) {
     DLOG(ERROR) << "Unable to find ContentView.mNativeContentViewCore!";
     return false;
   }
   g_native_content_view = GetFieldID(env, clazz, "mNativeContentViewCore", "I");
 
   return RegisterNativesImpl(env) >= 0;
 }
 
 }  // namespace content