Layout transitions triggered on key-down instead of key-up.

ui/keyboard/resources/layouts/webui_qwerty.html

Index: ui/keyboard/resources/layouts/webui_qwerty.html
diff --git a/ui/keyboard/resources/layouts/webui_qwerty.html b/ui/keyboard/resources/layouts/webui_qwerty.html
index 9abd2e67c869cb88c8449c7b8bacfc8a362814ec..1c69e3c630d7b36334a42217e1b09e47cc06c4da 100644
--- a/ui/keyboard/resources/layouts/webui_qwerty.html
+++ b/ui/keyboard/resources/layouts/webui_qwerty.html
@@ -19,13 +19,13 @@
       <div class="half-key-spacer"></div>
     </kb-row>
     <kb-row>
-      <kb-shift-key class="padded-left-special" toKeyset="up:lower" weight="1.4">shift</kb-shift-key>
+      <kb-shift-key class="padded-left-special" toKeyset="down:lower" weight="1.4">shift</kb-shift-key>
       <kb-key>Z</kb-key><kb-key>X</kb-key><kb-key>C</kb-key><kb-key>V</kb-key>
       <kb-key>B</kb-key><kb-key>N</kb-key><kb-key>M</kb-key>
       <kb-key class="backspace padded-right-special dark" char="&#x0008;" repeat>delete</kb-key>
     </kb-row>
     <kb-row>
-      <kb-key class="symbol dark" toKeyset="up:symbol" char="Invalid">?123</kb-key>
+      <kb-key class="symbol dark" toKeyset="down:symbol" char="Invalid">?123</kb-key>
       <kb-key class="microphone dark" char="Microphone"></kb-key>
       <kb-key class="dark">,</kb-key>
       <kb-key class="space dark" char=" "></kb-key>
@@ -50,13 +50,13 @@
       <div class="half-key-spacer"></div>
     </kb-row>
     <kb-row>
-      <kb-shift-key class="padded-left-special" toKeyset="up:upper:lower; long:upper; dbl:upper" weight="1.4">shift</kb-shift-key>
+      <kb-shift-key class="padded-left-special" toKeyset="down:upper:lower; long:upper; dbl:upper" weight="1.4">shift</kb-shift-key>
       <kb-key>z</kb-key><kb-key>x</kb-key><kb-key>c</kb-key><kb-key>v</kb-key>
       <kb-key>b</kb-key><kb-key>n</kb-key><kb-key>m</kb-key>
       <kb-key class="backspace padded-right-special dark" char="&#x0008;" repeat>delete</kb-key>
     </kb-row>
     <kb-row>
-      <kb-key class="symbol dark" toKeyset="up:symbol" char="Invalid">?123</kb-key>
+      <kb-key class="symbol dark" toKeyset="down:symbol" char="Invalid">?123</kb-key>
       <kb-key class="microphone dark" char="Microphone"></kb-key>
       <kb-key class="dark">,</kb-key>
       <kb-key class="space dark" char=" "></kb-key>
@@ -78,13 +78,13 @@
       <kb-key>/</kb-key><kb-key>(</kb-key><kb-key>)</kb-key>
     </kb-row>
     <kb-row>
-      <kb-key class="left-more padded-left-special dark" toKeyset="up:more" char="Invalid">more</kb-key>
+      <kb-key class="left-more padded-left-special dark" toKeyset="down:more" char="Invalid">more</kb-key>
       <kb-key>"</kb-key><kb-key>'</kb-key><kb-key>-</kb-key>
       <kb-key>+</kb-key><kb-key>!</kb-key><kb-key>?</kb-key>
       <kb-key class="backspace padded-right-special dark" char="&#x0008;" repeat>delete</kb-key>
     </kb-row>
     <kb-row>
-      <kb-key class="symbol dark" toKeyset="up:lower" char="Invalid">abc</kb-key>
+      <kb-key class="symbol dark" toKeyset="down:lower" char="Invalid">abc</kb-key>
       <kb-key class="microphone dark" char="Microphone"></kb-key>
       <kb-key class="dark">,</kb-key>
       <kb-key class="space dark" char=" "></kb-key>
@@ -105,13 +105,13 @@
       <kb-key>\</kb-key><kb-key>&#x003C;</kb-key><kb-key>&#x003E;</kb-key>
     </kb-row>
     <kb-row>
-      <kb-key class="left-more padded-left-special dark" toKeyset="up:symbol" char="Invalid">?123</kb-key>
+      <kb-key class="left-more padded-left-special dark" toKeyset="down:symbol" char="Invalid">?123</kb-key>
       <kb-key>`</kb-key><kb-key>~</kb-key><kb-key>_</kb-key><kb-key>=</kb-key>
       <kb-key>[</kb-key><kb-key>]</kb-key>
       <kb-key class="backspace padded-right-special dark" char="&#x0008;" repeat>delete</kb-key>
     </kb-row>
     <kb-row>
-      <kb-key class="symbol dark" toKeyset="up:lower" char="Invalid">abc</kb-key>
+      <kb-key class="symbol dark" toKeyset="down:lower" char="Invalid">abc</kb-key>
       <kb-key class="microphone dark" char="Microphone"></kb-key>
       <kb-key class="dark">,</kb-key>
       <kb-key class="space dark" char=" "></kb-key>