Change routine names to be strings of char

Routine names were passed as wide strings for the integration with
CodeAnalyst, which no longer exists.

- Rip out the remnants of the CodeAnalyst support
- Change Reactor interface to take routine names as const char *

Bug: b/123193048
Change-Id: I919ce3a55c59c3a08057f85cac994fbffad37614
Reviewed-on: https://swiftshader-review.googlesource.com/c/23908
Reviewed-by: Nicolas Capens <nicolascapens@google.com>
Tested-by: Chris Forbes <chrisforbes@google.com>
diff --git a/src/Main/FrameBuffer.cpp b/src/Main/FrameBuffer.cpp
index 7a8ddc1..7d2e6a0 100644
--- a/src/Main/FrameBuffer.cpp
+++ b/src/Main/FrameBuffer.cpp
@@ -531,7 +531,7 @@
 			}
 		}
 
-		return function(L"FrameBuffer");
+		return function("FrameBuffer");
 	}
 
 	void FrameBuffer::blend(const BlitState &state, const Pointer<Byte> &d, const Pointer<Byte> &s, const Pointer<Byte> &c)