Increase the slop value for text selection offsets

ui/touch_selection/touch_selection_controller_unittest.cc

 // Copyright 2014 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 "ui/touch_selection/touch_selection_controller.h"
 
 #include <vector>
 
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 866 matching lines @@
   // Start dragging the handle on the small line.
   MockMotionEvent event(MockMotionEvent::ACTION_DOWN, event_time,
                         small_line_rect.x(), small_line_rect.y());
   SetDraggingEnabled(true);
   EXPECT_TRUE(controller().WillHandleTouchEvent(event));
   EXPECT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_DRAG_STARTED));
   // The drag coordinate for large lines should be capped to a reasonable
   // offset, allowing seamless transition to neighboring lines with different
   // sizes. The drag coordinate for small lines should have an offset
   // commensurate with the small line size.
-  EXPECT_EQ(large_line_rect.bottom_left() - gfx::Vector2dF(0, 5.f),
+  EXPECT_EQ(large_line_rect.bottom_left() - gfx::Vector2dF(0, 8.f),
             GetLastSelectionStart());
   EXPECT_EQ(small_line_rect.CenterPoint(), GetLastSelectionEnd());
 
   small_line_rect += gfx::Vector2dF(25.f, 0);
   event = MockMotionEvent(MockMotionEvent::ACTION_MOVE, event_time,
                           small_line_rect.x(), small_line_rect.y());
   EXPECT_TRUE(controller().WillHandleTouchEvent(event));
   EXPECT_TRUE(GetAndResetSelectionMoved());
   EXPECT_EQ(small_line_rect.CenterPoint(), GetLastSelectionEnd());
 }
@@ skipping 359 matching lines @@
   ASSERT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_MOVED));
   EXPECT_EQ(gfx::RectF(6, 5, 44, 10), controller().GetRectBetweenBounds());
   EXPECT_EQ(GetLastEventBoundsRect(), controller().GetRectBetweenBounds());
 
   ClearSelection();
   ASSERT_THAT(GetAndResetEvents(), ElementsAre(SELECTION_CLEARED));
   EXPECT_EQ(gfx::RectF(), controller().GetRectBetweenBounds());
 }
 
 }  // namespace ui