Close webgl dedicated test in canvas mode

Author: VisualSJ

tests/js-tests/src/ParticleTest/ParticleTest.js

@@ -138,7 +138,7 @@ var particleSceneArr = [
     }
 ];
 
-if( 'opengl' in cc.sys.capabilities ){
+if( 'opengl' in cc.sys.capabilities && cc._renderType === cc.game.RENDER_TYPE_WEBGL){
     particleSceneArr.push( function () {
         return new ParallaxParticle();
     });

tests/js-tests/src/RenderTextureTest/RenderTextureTest.js

@@ -673,7 +673,7 @@ var arrayOfRenderTextureTest = [
     Issue1464
 ];
 
-if(('opengl' in cc.sys.capabilities) && (!cc.sys.isNative) ){
+if(('opengl' in cc.sys.capabilities) && (!cc.sys.isNative) && cc._renderType === cc.game.RENDER_TYPE_WEBGL){
     arrayOfRenderTextureTest.push(RenderTextureIssue937);
     arrayOfRenderTextureTest.push(RenderTextureZbuffer);
     arrayOfRenderTextureTest.push(RenderTextureTestDepthStencil);

tests/js-tests/src/SpriteTest/SpriteTest.js

@@ -977,7 +977,7 @@ var SpriteZVertex = SpriteTestDemo.extend({
         this._super(cc.color(255, 0, 0, 80), cc.color(255, 98, 117, 20));
 
 
-        if ("opengl" in cc.sys.capabilities) {
+        if ("opengl" in cc.sys.capabilities && cc._renderType === cc.game.RENDER_TYPE_WEBGL) {
 
             gl.enable(gl.DEPTH_TEST);
             //