Create profiles for fast single-browser builds

Support fast dev cycle through maven profiles that build GWT for specific
browser user agents.

To build for only webkit based browsers you can now do:
mvn package -Psafari

Change-Id: I1d7ca64413cb6e2d937e2a3a09f53bf1a9e2ffbc

gerrit-gwtui/pom.xml

@@ -137,17 +137,45 @@ limitations under the License.
     </dependency>
   </dependencies>
 
+  <profiles>
+    <profile>
+      <id>all</id>
+      <activation>
+        <activeByDefault>true</activeByDefault>
+      </activation>
+      <properties>
+        <GerritGwtUI.browserType>com.google.gerrit.GerritGwtUI</GerritGwtUI.browserType>
+        <GerritGwtUI.draftCompile>false</GerritGwtUI.draftCompile>
+      </properties>
+    </profile>
+    <profile>
+      <id>safari</id>
+      <properties>
+        <GerritGwtUI.browserType>com.google.gerrit.GerritGwtUIsafari</GerritGwtUI.browserType>
+        <GerritGwtUI.draftCompile>true</GerritGwtUI.draftCompile>
+      </properties>
+    </profile>
+    <profile>
+      <id>gecko1_8</id>
+      <properties>
+        <GerritGwtUI.browserType>com.google.gerrit.GerritGwtUIgecko1_8</GerritGwtUI.browserType>
+        <GerritGwtUI.draftCompile>true</GerritGwtUI.draftCompile>
+      </properties>
+    </profile>
+  </profiles>
+
   <build>
     <plugins>
       <plugin>
         <groupId>org.codehaus.mojo</groupId>
         <artifactId>gwt-maven-plugin</artifactId>
         <configuration>
-          <module>com.google.gerrit.GerritGwtUI</module>
+          <module>${GerritGwtUI.browserType}</module>
           <extraJvmArgs>-Xmx512m</extraJvmArgs>
           <compileReport>${gwt.compileReport}</compileReport>
           <disableClassMetadata>true</disableClassMetadata>
           <disableCastChecking>true</disableCastChecking>
+          <draftCompile>${GerritGwtUI.draftCompile}</draftCompile>
         </configuration>
         <executions>
           <execution>

gerrit-gwtui/src/main/java/com/google/gerrit/GerritGwtUIgecko1_8.gwt.xml

@@ -0,0 +1,20 @@
+<!--
+ Copyright (C) 2011 The Android Open Source Project
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+-->
+<module rename-to="gerrit">
+  <inherits name='com.google.gerrit.GerritGwtUI'/>
+  <set-property name="user.agent" value="gecko1_8" />
+  <set-property name="locale" value="default" />
+</module>

gerrit-gwtui/src/main/java/com/google/gerrit/GerritGwtUIsafari.gwt.xml

@@ -0,0 +1,20 @@
+<!--
+ Copyright (C) 2011 The Android Open Source Project
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+-->
+<module rename-to="gerrit">
+  <inherits name='com.google.gerrit.GerritGwtUI'/>
+  <set-property name="user.agent" value="safari" />
+  <set-property name="locale" value="default" />
+</module>