Use container::back() and container::pop_back() in ui/

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 <stdint.h>
 
 #include <memory>
 
@@ skipping 265 matching lines @@
 void IMM32Manager::CompleteComposition(HWND window_handle, HIMC imm_context) {
   // We have to confirm there is an ongoing composition before completing it.
   // This is for preventing some IMEs from getting confused while completing an
   // ongoing composition even if they do not have any ongoing compositions.)
   if (is_composing_) {
     ::ImmNotifyIME(imm_context, NI_COMPOSITIONSTR, CPS_COMPLETE, 0);
     ResetComposition(window_handle);
   }
 }
 
-void IMM32Manager::GetCompositionInfo(HIMC imm_context, LPARAM lparam,
-                                  CompositionText* composition) {
+void IMM32Manager::GetCompositionInfo(HIMC imm_context,
+                                      LPARAM lparam,
+                                      CompositionText* composition) {
   // We only care about GCS_COMPATTR, GCS_COMPCLAUSE and GCS_CURSORPOS, and
   // convert them into underlines and selection range respectively.
   composition->underlines.clear();
 
   int length = static_cast<int>(composition->text.length());
 
   // Find out the range selected by the user.
   int target_start = length;
   int target_end = length;
   if (lparam & GCS_COMPATTR)
@@ skipping 14 matching lines @@
     composition->selection = gfx::Range(0);
   }
 
   // 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 = 0U;
-      underline.end_offset = static_cast<uint32_t>(target_start);
-      underline.thick = false;
-      composition->underlines.push_back(underline);
-    }
-    if (target_end > target_start) {
-      underline.start_offset = static_cast<uint32_t>(target_start);
-      underline.end_offset = static_cast<uint32_t>(target_end);
-      underline.thick = true;
-      composition->underlines.push_back(underline);
-    }
-    if (target_end < length) {
-      underline.start_offset = static_cast<uint32_t>(target_end);
-      underline.end_offset = static_cast<uint32_t>(length);
-      underline.thick = false;
-      composition->underlines.push_back(underline);
-    }
+  if (!composition->underlines.empty())
+    return;
+
+  CompositionUnderline underline;
+  underline.color = SK_ColorBLACK;
+  underline.background_color = SK_ColorTRANSPARENT;
+  if (target_start > 0) {
+    underline.start_offset = 0U;
+    underline.end_offset = static_cast<uint32_t>(target_start);
+    underline.thick = false;
+    composition->underlines.push_back(underline);
+  }
+  if (target_end > target_start) {
+    underline.start_offset = static_cast<uint32_t>(target_start);
+    underline.end_offset = static_cast<uint32_t>(target_end);
+    underline.thick = true;
+    composition->underlines.push_back(underline);
+  }
+  if (target_end < length) {
+    underline.start_offset = static_cast<uint32_t>(target_end);
+    underline.end_offset = static_cast<uint32_t>(length);
+    underline.thick = false;
+    composition->underlines.push_back(underline);
   }
 }
 
 bool IMM32Manager::GetString(HIMC imm_context,
                          WPARAM lparam,
                          int type,
                          base::string16* result) {
   if (!(lparam & type))
     return false;
   LONG string_size = ::ImmGetCompositionString(imm_context, type, NULL, 0);
@@ skipping 260 matching lines @@
                              | IME_CMODE_KATAKANA
                              | IME_CMODE_FULLSHAPE);
       break;
     default:
       *open = FALSE;
       break;
   }
 }
 
 }  // namespace ui