diff --git a/servo/components/servo/Cargo.lock b/servo/components/servo/Cargo.lock
index aea8413c444e..da5fd990bd8a 100644
--- a/servo/components/servo/Cargo.lock
+++ b/servo/components/servo/Cargo.lock
@@ -235,7 +235,7 @@ dependencies = [
  "ipc-channel 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-traits 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
- "offscreen_gl_context 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "offscreen_gl_context 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "plugins 0.0.1",
  "util 0.0.1",
  "webrender_traits 0.5.1 (git+https://github.com/servo/webrender)",
@@ -369,7 +369,7 @@ dependencies = [
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "msg 0.0.1",
  "net_traits 0.0.1",
- "offscreen_gl_context 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "offscreen_gl_context 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "plugins 0.0.1",
  "profile_traits 0.0.1",
  "rand 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1617,7 +1617,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "offscreen_gl_context"
-version = "0.4.1"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cgl 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1625,7 +1625,6 @@ dependencies = [
  "euclid 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "gl_generator 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "gleam 0.2.22 (registry+https://github.com/rust-lang/crates.io-index)",
- "khronos_api 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 0.8.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "x11 2.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1972,7 +1971,7 @@ dependencies = [
  "msg 0.0.1",
  "net_traits 0.0.1",
  "num-traits 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
- "offscreen_gl_context 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "offscreen_gl_context 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "open 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "phf 0.7.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "phf_macros 0.7.16 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2056,7 +2055,7 @@ dependencies = [
  "libc 0.2.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "msg 0.0.1",
  "net_traits 0.0.1",
- "offscreen_gl_context 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "offscreen_gl_context 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "plugins 0.0.1",
  "profile_traits 0.0.1",
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2660,7 +2659,7 @@ dependencies = [
  "lazy_static 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-traits 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
- "offscreen_gl_context 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "offscreen_gl_context 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rayon 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
  "webrender_traits 0.5.1 (git+https://github.com/servo/webrender)",
@@ -2678,7 +2677,7 @@ dependencies = [
  "gleam 0.2.22 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "ipc-channel 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "offscreen_gl_context 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "offscreen_gl_context 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 0.8.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_macros 0.8.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2901,7 +2900,7 @@ dependencies = [
 "checksum num_cpus 0.2.13 (registry+https://github.com/rust-lang/crates.io-index)" = "cee7e88156f3f9e19bdd598f8d6c9db7bf4078f99f8381f43a55b09648d1a6e3"
 "checksum objc 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7c9311aa5acd7bee14476afa0f0557f564e9d0d61218a8b833d9b1f871fa5fba"
 "checksum odds 0.2.16 (registry+https://github.com/rust-lang/crates.io-index)" = "f3701cfdec1676e319ad37ff96c31de39df8c92006032976153366f52693bf40"
-"checksum offscreen_gl_context 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "9145c0e9e9a303d5859ea38675c86a62f50b9eb4ed89b0f7bdec21920d7f006a"
+"checksum offscreen_gl_context 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "0860b03349dd951ade7f4fdb1f6724a76a3750b094a760d2aeee1af1d4706400"
 "checksum ogg 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "426d8dc59cdd206be1925461087350385c0a02f291d87625829c6d08e72b457b"
 "checksum ogg_metadata 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e755cc735fa6faa709cb23048433d9201d6caa85fa96215386ccdd5e9b40ad01"
 "checksum open 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c228597177bc4a6876e278f7c7948ac033bfcb4d163ccdd5a009557c8fe5fa1e"
diff --git a/servo/ports/cef/Cargo.lock b/servo/ports/cef/Cargo.lock
index 122568fa8f68..b55a318db430 100644
--- a/servo/ports/cef/Cargo.lock
+++ b/servo/ports/cef/Cargo.lock
@@ -208,7 +208,7 @@ dependencies = [
  "ipc-channel 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-traits 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
- "offscreen_gl_context 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "offscreen_gl_context 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "plugins 0.0.1",
  "util 0.0.1",
  "webrender_traits 0.5.1 (git+https://github.com/servo/webrender)",
@@ -326,7 +326,7 @@ dependencies = [
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "msg 0.0.1",
  "net_traits 0.0.1",
- "offscreen_gl_context 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "offscreen_gl_context 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "plugins 0.0.1",
  "profile_traits 0.0.1",
  "rand 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1488,7 +1488,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "offscreen_gl_context"
-version = "0.4.1"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cgl 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1496,7 +1496,6 @@ dependencies = [
  "euclid 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "gl_generator 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "gleam 0.2.22 (registry+https://github.com/rust-lang/crates.io-index)",
- "khronos_api 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 0.8.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "x11 2.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1823,7 +1822,7 @@ dependencies = [
  "msg 0.0.1",
  "net_traits 0.0.1",
  "num-traits 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
- "offscreen_gl_context 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "offscreen_gl_context 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "open 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "phf 0.7.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "phf_macros 0.7.16 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1897,7 +1896,7 @@ dependencies = [
  "libc 0.2.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "msg 0.0.1",
  "net_traits 0.0.1",
- "offscreen_gl_context 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "offscreen_gl_context 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "plugins 0.0.1",
  "profile_traits 0.0.1",
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2520,7 +2519,7 @@ dependencies = [
  "lazy_static 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-traits 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
- "offscreen_gl_context 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "offscreen_gl_context 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rayon 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
  "webrender_traits 0.5.1 (git+https://github.com/servo/webrender)",
@@ -2538,7 +2537,7 @@ dependencies = [
  "gleam 0.2.22 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "ipc-channel 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "offscreen_gl_context 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "offscreen_gl_context 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 0.8.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_macros 0.8.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2755,7 +2754,7 @@ dependencies = [
 "checksum num_cpus 0.2.13 (registry+https://github.com/rust-lang/crates.io-index)" = "cee7e88156f3f9e19bdd598f8d6c9db7bf4078f99f8381f43a55b09648d1a6e3"
 "checksum objc 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7c9311aa5acd7bee14476afa0f0557f564e9d0d61218a8b833d9b1f871fa5fba"
 "checksum odds 0.2.16 (registry+https://github.com/rust-lang/crates.io-index)" = "f3701cfdec1676e319ad37ff96c31de39df8c92006032976153366f52693bf40"
-"checksum offscreen_gl_context 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "9145c0e9e9a303d5859ea38675c86a62f50b9eb4ed89b0f7bdec21920d7f006a"
+"checksum offscreen_gl_context 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "0860b03349dd951ade7f4fdb1f6724a76a3750b094a760d2aeee1af1d4706400"
 "checksum ogg 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "426d8dc59cdd206be1925461087350385c0a02f291d87625829c6d08e72b457b"
 "checksum ogg_metadata 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e755cc735fa6faa709cb23048433d9201d6caa85fa96215386ccdd5e9b40ad01"
 "checksum open 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c228597177bc4a6876e278f7c7948ac033bfcb4d163ccdd5a009557c8fe5fa1e"