Fix macro in Chrome's GL config file

Review URL: http://codereview.appspot.com/4308041/


git-svn-id: http://skia.googlecode.com/svn/trunk@980 2bbb7eff-a529-9590-31e7-b0007b416f81

gpu/include/GrGLConfig_chrome.h

@@ -15,7 +15,7 @@
 #define GR_GL_PROC_ADDRESS(X)       &X
 
 // chrome always assumes BGRA
-#define GR_GL_32BPP_COLOR_FORMAT    GR_BGRA
+#define GR_GL_32BPP_COLOR_FORMAT    GR_GL_BGRA
 
 // glGetError() forces a sync with gpu process on chrome
 #define GR_GL_CHECK_ERROR_START     0