Name the namespaces logically.

BUG=18110152

Change-Id: Ib9959d5a3d993048e61887254f42e7de342ec4fd
Reviewed-on: https://swiftshader-review.googlesource.com/1255
Reviewed-by: Nicolas Capens <nicolascapens@google.com>
Tested-by: Nicolas Capens <nicolascapens@google.com>

src/GLES2/libGLESv2/main.h

diff --git a/src/GLES2/libGLESv2/main.h b/src/GLES2/libGLESv2/main.h
index dea1c7d..d367390 100644
--- a/src/GLES2/libGLESv2/main.h
+++ b/src/GLES2/libGLESv2/main.h
@@ -23,7 +23,7 @@
 #include <GLES2/gl2.h>
 #include <GLES2/gl2ext.h>
 
-namespace gl2
+namespace es2
 {
 	Context *getContext();
 	egl::Display *getDisplay();
@@ -53,7 +53,7 @@
 }
 
 // libGLES_CM dependencies
-namespace gl
+namespace es1
 {
 	extern __eglMustCastToProperFunctionPointerType (*getProcAddress)(const char *procname);
 }