Enable correct behaviour for deleting regional indicator symbols on Android OS

Source/core/rendering/RenderText.cpp

Index: Source/core/rendering/RenderText.cpp
diff --git a/Source/core/rendering/RenderText.cpp b/Source/core/rendering/RenderText.cpp
index eeade49cde475868932d169991e172274242dabc..9f021e6ff34bd8410b96c3f6e8638b3146c6d471 100644
--- a/Source/core/rendering/RenderText.cpp
+++ b/Source/core/rendering/RenderText.cpp
@@ -1653,7 +1653,7 @@ int RenderText::previousOffset(int current) const
     return result;
 }
 
-#if OS(MACOSX) || OS(LINUX)
+#if OS(MACOSX) || OS(POSIX)

[lgombos, 2013/11/01 19:13:20]

This can and should be changed to #if OS(POSIX).

 
 #define HANGUL_CHOSEONG_START (0x1100)
 #define HANGUL_CHOSEONG_END (0x115F)
@@ -1695,7 +1695,7 @@ inline bool isRegionalIndicator(UChar32 c)
 
 int RenderText::previousOffsetForBackwardDeletion(int current) const
 {
-#if OS(MACOSX) || OS(LINUX)
+#if OS(MACOSX) || OS(POSIX)
     ASSERT(m_text);
     StringImpl& text = *m_text.impl();
     UChar32 character;
@@ -1779,7 +1779,7 @@ int RenderText::previousOffsetForBackwardDeletion(int current) const
 
     return current;
 #else
-    // Platforms other than Mac or Linux delete by one code point.
+    // Platforms other than Mac or Unix delete by one code point.
     if (U16_IS_TRAIL(m_text[--current]))
         --current;
     if (current < 0)