Remove always true guard

content/common/input_messages.h

Index: content/common/input_messages.h
diff --git a/content/common/input_messages.h b/content/common/input_messages.h
index 95663f75a34992961188e76a0a6930d3d95e9278..536d25e3a7fc9ddb6888bb90ea0ab2dc3ed2573b 100644
--- a/content/common/input_messages.h
+++ b/content/common/input_messages.h
@@ -254,7 +254,6 @@ IPC_MESSAGE_ROUTED0(InputHostMsg_SelectRange_ACK)
 // Required for cancelling an ongoing input method composition.
 IPC_MESSAGE_ROUTED0(InputHostMsg_ImeCancelComposition)
 
-#if defined(OS_MACOSX) || defined(USE_AURA) || defined(OS_ANDROID)
 // On Mac and Aura IME can request composition character bounds

[dcheng, 2014/12/05 23:45:50]

This comments seems out-of-date. Would it be possible to update this as
appropriate? (The patch that added OS_ANDROID to the #if check might be a good
place to get any needed context)

[zhaoze.zhou, 2014/12/08 14:51:15]

Done.Please take a look.

 // synchronously (see crbug.com/120597). This IPC message sends the character
 // bounds after every composition change to always have correct bound info.
@@ -262,7 +261,6 @@ IPC_MESSAGE_ROUTED0(InputHostMsg_ImeCancelComposition)
 IPC_MESSAGE_ROUTED2(InputHostMsg_ImeCompositionRangeChanged,
                     gfx::Range /* composition range */,
                     std::vector<gfx::Rect> /* character bounds */)
-#endif
 
 // Adding a new message? Stick to the sort order above: first platform
 // independent InputMsg, then ifdefs for platform specific InputMsg, then