Passing BackgroundColorSpan and UnderlineSpan from Clank to Blink.

ui/base/ime/win/imm32_manager.cc

 // Copyright 2013 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/base/ime/win/imm32_manager.h"
 
 #include <msctf.h>
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 65 matching lines @@
     scoped_ptr<uint32[]> clause_data(new uint32[clause_length]);
     if (clause_data.get()) {
       ::ImmGetCompositionString(imm_context, GCS_COMPCLAUSE,
                                 clause_data.get(), clause_size);
       for (int i = 0; i < clause_length - 1; ++i) {
         ui::CompositionUnderline underline;
         underline.start_offset = clause_data[i];
         underline.end_offset = clause_data[i+1];
         underline.color = SK_ColorBLACK;
         underline.thick = false;
+        underline.background_color = SK_ColorTRANSPARENT;
 
         // Use thick underline for the target clause.
         if (underline.start_offset >= static_cast<unsigned>(target_start) &&
             underline.end_offset <= static_cast<unsigned>(target_end)) {
           underline.thick = true;
         }
         underlines->push_back(underline);
       }
     }
   }
@@ skipping 239 matching lines @@
   // Retrieve the clause segmentations and convert them to underlines.
   if (lparam & GCS_COMPCLAUSE) {
     GetCompositionUnderlines(imm_context, target_start, target_end,
                              &composition->underlines);
   }
 
   // Set default underlines in case there is no clause information.
   if (!composition->underlines.size()) {
     CompositionUnderline underline;
     underline.color = SK_ColorBLACK;
+    underline.background_color = SK_ColorTRANSPARENT;
     if (target_start > 0) {
       underline.start_offset = 0;
       underline.end_offset = target_start;
       underline.thick = false;
       composition->underlines.push_back(underline);
     }
     if (target_end > target_start) {
       underline.start_offset = target_start;
       underline.end_offset = target_end;
       underline.thick = true;
@@ skipping 276 matching lines @@
                              | IME_CMODE_KATAKANA
                              | IME_CMODE_FULLSHAPE);
       break;
     default:
       *open = FALSE;
       break;
   }
 }
 
 }  // namespace ui