Add hooks for GL_EXT_debug_marker in gpu

src/gpu/gl/android/GrGLCreateNativeInterface_android.cpp

Index: src/gpu/gl/android/GrGLCreateNativeInterface_android.cpp
diff --git a/src/gpu/gl/android/GrGLCreateNativeInterface_android.cpp b/src/gpu/gl/android/GrGLCreateNativeInterface_android.cpp
index 1f911653043adfcd4b3b64cc7506bc66118fc7b3..4c8c37827aed8f25faf4615da8691a4c40311759 100644
--- a/src/gpu/gl/android/GrGLCreateNativeInterface_android.cpp
+++ b/src/gpu/gl/android/GrGLCreateNativeInterface_android.cpp
@@ -190,6 +190,12 @@ static GrGLInterface* create_es_interface(GrGLVersion version,
     functions->fUnmapBuffer = (GrGLUnmapBufferProc) eglGetProcAddress("glUnmapBufferOES");
 #endif
 
+    if (extensions.has("GL_EXT_debug_marker")) {
+        functions->fInsertEventMarker = (GrGLInsertEventMarkerProc) eglGetProcAddress("glInsertEventMarkerEXT");
+        functions->fPushGroupMarker = (GrGLInsertEventMarkerProc) eglGetProcAddress("glPushGroupMarkerEXT");
+        functions->fPopGroupMarker = (GrGLPopGroupMarkerProc) eglGetProcAddress("glPopGropuMarkerEXT");
+    }
+
     return interface;
 }
 
@@ -389,6 +395,12 @@ static GrGLInterface* create_desktop_interface(GrGLVersion version,
         functions->fPointAlongPath = (GrGLPointAlongPathProc) eglGetProcAddress("glPointAlongPathNV");
     }
 
+    if (extensions.has("GL_EXT_debug_marker")) {
+        functions->fInsertEventMarker = (GrGLInsertEventMarkerProc) eglGetProcAddress("glInsertEventMarkerEXT");
+        functions->fPushGroupMarker = (GrGLInsertEventMarkerProc) eglGetProcAddress("glPushGroupMarkerEXT");
+        functions->fPopGroupMarker = (GrGLPopGroupMarkerProc) eglGetProcAddress("glPopGropuMarkerEXT");
+    }
+
     return interface;
 }