Finds the nearest display to show the follow-cursor IME window, instead of using the primary one.

chrome/browser/ui/ime/ime_window.cc

Index: chrome/browser/ui/ime/ime_window.cc
diff --git a/chrome/browser/ui/ime/ime_window.cc b/chrome/browser/ui/ime/ime_window.cc
index 534a5ea5841e07ded582f55ce0f1105c31c02ec6..c23aa9b0b8d237b7fa368c47f04bab1e55d9a2f9 100644
--- a/chrome/browser/ui/ime/ime_window.cc
+++ b/chrome/browser/ui/ime/ime_window.cc
@@ -18,6 +18,7 @@
 #include "extensions/common/extension.h"
 #include "extensions/common/manifest_handlers/icons_handler.h"
 #include "ui/display/display.h"
+#include "ui/display/display_finder.h"
 #include "ui/display/screen.h"
 #include "ui/gfx/image/image.h"
 
@@ -101,10 +102,12 @@ void ImeWindow::FollowCursor(const gfx::Rect& cursor_bounds) {
     return;
 
   gfx::Rect screen_bounds =
-      display::Screen::GetScreen()->GetPrimaryDisplay().bounds();
+      display::FindDisplayNearestPoint(
+          display::Screen::GetScreen()->GetAllDisplays(),
+          gfx::Point(cursor_bounds.x(), cursor_bounds.y()))->bounds();
   gfx::Rect window_bounds = native_window_->GetBounds();
-  int screen_width = screen_bounds.width();
-  int screen_height = screen_bounds.height();
+  int screen_width = screen_bounds.x() + screen_bounds.width();
+  int screen_height = screen_bounds.y() + screen_bounds.height();
   int width = window_bounds.width();
   int height = window_bounds.height();
   // By default, aligns the left of the window client area to the left of the