Update from https://crrev.com/303153

cc/output/gl_renderer_draw_cache.cc

Index: cc/output/gl_renderer_draw_cache.cc
diff --git a/cc/output/gl_renderer_draw_cache.cc b/cc/output/gl_renderer_draw_cache.cc
index 51834c4602c22fb54baae92d0b4451e66291b84d..a0004f2a0647a7a9aaa5c6198325cae01292569b 100644
--- a/cc/output/gl_renderer_draw_cache.cc
+++ b/cc/output/gl_renderer_draw_cache.cc
@@ -7,7 +7,16 @@
 namespace cc {
 
 TexturedQuadDrawCache::TexturedQuadDrawCache()
-    : program_id(0) {}
+    : program_id(-1),
+      resource_id(-1),
+      needs_blending(false),
+      background_color(0),
+      uv_xform_location(-1),
+      background_color_location(-1),
+      vertex_opacity_location(-1),
+      matrix_location(-1),
+      sampler_location(-1) {
+}
 
 TexturedQuadDrawCache::~TexturedQuadDrawCache() {}