Add EventForwarder for routing touch events

content/browser/android/content_view_core_impl.cc

Index: content/browser/android/content_view_core_impl.cc
diff --git a/content/browser/android/content_view_core_impl.cc b/content/browser/android/content_view_core_impl.cc
index af72e451a617ce1cbfe6d739c5faa76380ad67c7..92e8d79303edecb598e1334911a184daebffb09c 100644
--- a/content/browser/android/content_view_core_impl.cc
+++ b/content/browser/android/content_view_core_impl.cc
@@ -871,78 +871,6 @@ void ContentViewCoreImpl::SendOrientationChangeEvent(
   }
 }
 
-jboolean ContentViewCoreImpl::OnTouchEvent(
-    JNIEnv* env,
-    const JavaParamRef<jobject>& obj,
-    const JavaParamRef<jobject>& motion_event,
-    jlong time_ms,
-    jint android_action,
-    jint pointer_count,
-    jint history_size,
-    jint action_index,
-    jfloat pos_x_0,
-    jfloat pos_y_0,
-    jfloat pos_x_1,
-    jfloat pos_y_1,
-    jint pointer_id_0,
-    jint pointer_id_1,
-    jfloat touch_major_0,
-    jfloat touch_major_1,
-    jfloat touch_minor_0,
-    jfloat touch_minor_1,
-    jfloat orientation_0,
-    jfloat orientation_1,
-    jfloat tilt_0,
-    jfloat tilt_1,
-    jfloat raw_pos_x,
-    jfloat raw_pos_y,
-    jint android_tool_type_0,
-    jint android_tool_type_1,
-    jint android_button_state,
-    jint android_meta_state,
-    jboolean is_touch_handle_event) {
-  RenderWidgetHostViewAndroid* rwhv = GetRenderWidgetHostViewAndroid();
-  // Avoid synthesizing a touch event if it cannot be forwarded.
-  if (!rwhv)
-    return false;
-
-  MotionEventAndroid::Pointer pointer0(pointer_id_0,
-                                       pos_x_0,
-                                       pos_y_0,
-                                       touch_major_0,
-                                       touch_minor_0,
-                                       orientation_0,
-                                       tilt_0,
-                                       android_tool_type_0);
-  MotionEventAndroid::Pointer pointer1(pointer_id_1,
-                                       pos_x_1,
-                                       pos_y_1,
-                                       touch_major_1,
-                                       touch_minor_1,
-                                       orientation_1,
-                                       tilt_1,
-                                       android_tool_type_1);
-  MotionEventAndroid event(1.f / dpi_scale(),
-                           env,
-                           motion_event,
-                           time_ms,
-                           android_action,
-                           pointer_count,
-                           history_size,
-                           action_index,
-                           android_button_state,
-                           android_meta_state,
-                           raw_pos_x - pos_x_0,
-                           raw_pos_y - pos_y_0,
-                           &pointer0,
-                           &pointer1);
-
-  RecordToolTypeForActionDown(event);
-
-  return is_touch_handle_event ? rwhv->OnTouchHandleEvent(event)
-                               : rwhv->OnTouchEvent(event);
-}
-
 jboolean ContentViewCoreImpl::SendMouseEvent(JNIEnv* env,
                                              const JavaParamRef<jobject>& obj,
                                              jlong time_ms,
@@ -968,20 +896,11 @@ jboolean ContentViewCoreImpl::SendMouseEvent(JNIEnv* env,
       pointer_id, x, y, 0.0f /* touch_major */, 0.0f /* touch_minor */,
       orientation, tilt, android_tool_type);
 
-  MotionEventAndroid motion_event(1.f / dpi_scale(),
-      env,
-      nullptr /* event */,
-      time_ms,
-      android_action,
-      1 /* pointer_count */,
-      0 /* history_size */,
-      0 /* action_index */,
-      android_button_state,
-      android_meta_state,
-      0 /* raw_offset_x_pixels */,
-      0 /* raw_offset_y_pixels */,
-      &pointer0,
-      nullptr);
+  MotionEventAndroid motion_event(
+      1.f / dpi_scale(), env, nullptr /* event */, time_ms, android_action,
+      1 /* pointer_count */, 0 /* history_size */, 0 /* action_index */,
+      android_button_state, android_meta_state, 0 /* raw_offset_x_pixels */,
+      0 /* raw_offset_y_pixels */, &pointer0, nullptr);
 
   RecordToolTypeForActionDown(motion_event);