diff --git a/components/servo/Cargo.lock b/components/servo/Cargo.lock
index 85adbe544b0c..01de19d553bb 100644
--- a/components/servo/Cargo.lock
+++ b/components/servo/Cargo.lock
@@ -793,7 +793,7 @@ dependencies = [
  "servo-fontconfig 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "simd 0.1.1 (git+https://github.com/huonw/simd)",
  "smallvec 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "style 0.0.1",
  "style_traits 0.0.1",
  "time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -959,7 +959,7 @@ dependencies = [
  "phf 0.7.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "phf_codegen 0.7.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "tendril 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1167,7 +1167,7 @@ dependencies = [
  "selectors 0.13.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_macros 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "style 0.0.1",
  "style_traits 0.0.1",
  "unicode-bidi 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1932,7 +1932,7 @@ dependencies = [
  "selectors 0.13.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "style 0.0.1",
  "time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
  "tinyfiledialogs 0.1.0 (git+https://github.com/jdm/tinyfiledialogs)",
@@ -1966,7 +1966,7 @@ dependencies = [
  "range 0.0.1",
  "script_traits 0.0.1",
  "selectors 0.13.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "style 0.0.1",
  "url 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "util 0.0.1",
@@ -2023,7 +2023,7 @@ dependencies = [
  "heapsize 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize_plugin 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "matches 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2200,7 +2200,7 @@ dependencies = [
 
 [[package]]
 name = "string_cache"
-version = "0.2.26"
+version = "0.2.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "debug_unreachable 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2240,7 +2240,7 @@ dependencies = [
  "serde 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_macros 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "style_traits 0.0.1",
  "time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
  "url 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2257,7 +2257,7 @@ dependencies = [
  "euclid 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
  "selectors 0.13.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "style 0.0.1",
  "style_traits 0.0.1",
  "url 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2707,7 +2707,7 @@ dependencies = [
  "phf 0.7.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "phf_codegen 0.7.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "tendril 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2887,7 +2887,7 @@ dependencies = [
 "checksum simd 0.1.1 (git+https://github.com/huonw/simd)" = "<none>"
 "checksum smallvec 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "fcc8d19212aacecf95e4a7a2179b26f7aeb9732a915cf01f05b0d3e044865410"
 "checksum solicit 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)" = "172382bac9424588d7840732b250faeeef88942e37b6e35317dce98cafdd75b2"
-"checksum string_cache 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)" = "4adea39960da827dc5c44d5142a981e34d96e8fe443d6e805230b244c5e9a610"
+"checksum string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)" = "8124780714454740877246380f6c12f5b0ed40975f8749eb28767087662cdbd5"
 "checksum target_build_utils 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7a1be18d4d908e4e5697908de04fdd5099505463fc8eaf1ceb8133ae486936aa"
 "checksum tempdir 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "87974a6f5c1dfb344d733055601650059a3363de2a6104819293baff662132d6"
 "checksum tempfile 2.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "9270837a93bad1b1dac18fe67e786b3c960513af86231f6f4f57fddd594ff0c8"
diff --git a/ports/cef/Cargo.lock b/ports/cef/Cargo.lock
index 9243a4612913..b6309194def6 100644
--- a/ports/cef/Cargo.lock
+++ b/ports/cef/Cargo.lock
@@ -710,7 +710,7 @@ dependencies = [
  "servo-fontconfig 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "simd 0.1.1 (git+https://github.com/huonw/simd)",
  "smallvec 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "style 0.0.1",
  "style_traits 0.0.1",
  "time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -867,7 +867,7 @@ dependencies = [
  "phf 0.7.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "phf_codegen 0.7.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "tendril 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1075,7 +1075,7 @@ dependencies = [
  "selectors 0.13.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_macros 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "style 0.0.1",
  "style_traits 0.0.1",
  "unicode-bidi 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1784,7 +1784,7 @@ dependencies = [
  "selectors 0.13.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "style 0.0.1",
  "time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
  "tinyfiledialogs 0.1.0 (git+https://github.com/jdm/tinyfiledialogs)",
@@ -1818,7 +1818,7 @@ dependencies = [
  "range 0.0.1",
  "script_traits 0.0.1",
  "selectors 0.13.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "style 0.0.1",
  "url 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "util 0.0.1",
@@ -1865,7 +1865,7 @@ dependencies = [
  "heapsize 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize_plugin 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "matches 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2083,7 +2083,7 @@ dependencies = [
 
 [[package]]
 name = "string_cache"
-version = "0.2.26"
+version = "0.2.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "debug_unreachable 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2123,7 +2123,7 @@ dependencies = [
  "serde 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_macros 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "style_traits 0.0.1",
  "time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
  "url 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2567,7 +2567,7 @@ dependencies = [
  "phf 0.7.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "phf_codegen 0.7.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "tendril 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2741,7 +2741,7 @@ dependencies = [
 "checksum simd 0.1.1 (git+https://github.com/huonw/simd)" = "<none>"
 "checksum smallvec 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "fcc8d19212aacecf95e4a7a2179b26f7aeb9732a915cf01f05b0d3e044865410"
 "checksum solicit 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)" = "172382bac9424588d7840732b250faeeef88942e37b6e35317dce98cafdd75b2"
-"checksum string_cache 0.2.26 (registry+https://github.com/rust-lang/crates.io-index)" = "4adea39960da827dc5c44d5142a981e34d96e8fe443d6e805230b244c5e9a610"
+"checksum string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)" = "8124780714454740877246380f6c12f5b0ed40975f8749eb28767087662cdbd5"
 "checksum target_build_utils 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7a1be18d4d908e4e5697908de04fdd5099505463fc8eaf1ceb8133ae486936aa"
 "checksum tempdir 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "87974a6f5c1dfb344d733055601650059a3363de2a6104819293baff662132d6"
 "checksum tempfile 2.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "9270837a93bad1b1dac18fe67e786b3c960513af86231f6f4f57fddd594ff0c8"
diff --git a/ports/geckolib/Cargo.lock b/ports/geckolib/Cargo.lock
index 3a57edb0dfd2..098b4f66e929 100644
--- a/ports/geckolib/Cargo.lock
+++ b/ports/geckolib/Cargo.lock
@@ -325,7 +325,7 @@ dependencies = [
  "cssparser 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "matches 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.2.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -340,7 +340,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "string_cache"
-version = "0.2.25"
+version = "0.2.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "debug_unreachable 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -542,7 +542,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum selectors 0.13.0 (registry+https://github.com/rust-lang/crates.io-index)" = "9eee17ca1807581fc4cf0bfddda311dc421f295a71314b9276ecc787cc63ed6f"
 "checksum serde 0.8.3 (registry+https://github.com/rust-lang/crates.io-index)" = "bfdad8985ce7708e21ada7f3f188a0079de4f8e239155348a024e31f13cddf86"
 "checksum smallvec 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "fcc8d19212aacecf95e4a7a2179b26f7aeb9732a915cf01f05b0d3e044865410"
-"checksum string_cache 0.2.25 (registry+https://github.com/rust-lang/crates.io-index)" = "32e79c75e2fc7bbe0cd0bafa9eeacef16a09e269e8518382a7283904c105c20e"
+"checksum string_cache 0.2.27 (registry+https://github.com/rust-lang/crates.io-index)" = "8124780714454740877246380f6c12f5b0ed40975f8749eb28767087662cdbd5"
 "checksum thread-id 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a9539db560102d1cef46b8b78ce737ff0bb64e7e18d35b2a5688f7d097d0ff03"
 "checksum thread_local 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)" = "55dd963dbaeadc08aa7266bf7f91c3154a7805e32bb94b820b769d2ef3b4744d"
 "checksum time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)" = "3c7ec6d62a20df54e07ab3b78b9a3932972f4b7981de295563686849eb3989af"