Fix iteration bounds of Android GL API initialization

src/gpu/gl/android/SkNativeGLContext_android.cpp

Index: src/gpu/gl/android/SkNativeGLContext_android.cpp
diff --git a/src/gpu/gl/android/SkNativeGLContext_android.cpp b/src/gpu/gl/android/SkNativeGLContext_android.cpp
index 705bd8f49caa5cd417622098a8ee47bf76a4dd71..ee3b02cc7ed91d9e16c0d45be9014190ca49fc86 100644
--- a/src/gpu/gl/android/SkNativeGLContext_android.cpp
+++ b/src/gpu/gl/android/SkNativeGLContext_android.cpp
@@ -92,7 +92,7 @@ const GrGLInterface* SkNativeGLContext::createGLContext(GrGLStandard forcedGpuAP
 
     const GrGLInterface* interface = NULL;
 
-    for (size_t i = 0; NULL == interface && i < apiLimit; ++api) {
+    for (; NULL == interface && api < apiLimit; ++api) {
         fDisplay = eglGetDisplay(EGL_DEFAULT_DISPLAY);
 
         EGLint majorVersion;