Reland of "precache: Move the java files into //components/precache/android"

Reland of "precache: Move the java files into //components/precache/android"

The CL was previously reverted in crrev.com/322355 because it broke downstream
android builds. This is a straight-forward reland of the original issue. A fix
will be landed for downstream once this CL lands.

Original issue's description:
> > precache: Move the java files into //components/precache/android
> >
> > This moves code out of //java/apps/chrome/.../precache into:
> >   . //components/precache/android/: classes that provide information about
> >     device-state, network connectivity etc.
> >   . //chrome/android/.../precache/: precache service and service launchers.
> >
> > BUG=401552
TBR=bengr@chromium.org,yfriedman@chromium.org,thestig@chromium.org,alexclarke@chromium.org
NOPRESUBMIT=true
BUG=401552
Committed: https://crrev.com/819a04e83a9ce6231577237656b0790914f24982
Cr-Commit-Position: refs/heads/master@{#322605}

[sadrul, 2015-03-27 17:10:20]

Created Revert of Revert of precache: Move the java files into
//components/precache/android

[commit-bot: I haz the power, 2015-03-27 17:10:55]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1036363002/1

[commit-bot: I haz the power, 2015-03-27 17:11:45]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-03-27 17:11:47]

Failed to apply patch for chrome/android/shell/java/AndroidManifest.xml.jinja2:
While running git apply --index -3 -p1;
  error: patch failed: chrome/android/shell/java/AndroidManifest.xml.jinja2:192
  Falling back to three-way merge...
  Applied patch to 'chrome/android/shell/java/AndroidManifest.xml.jinja2' with
conflicts.
  U chrome/android/shell/java/AndroidManifest.xml.jinja2

Patch:       chrome/android/shell/java/AndroidManifest.xml.jinja2
Index: chrome/android/shell/java/AndroidManifest.xml.jinja2
diff --git a/chrome/android/shell/java/AndroidManifest.xml.jinja2
b/chrome/android/shell/java/AndroidManifest.xml.jinja2
index
c91196e7e13804dba3fc1548a71783ae3bc47fc6..3aa5dd846be6b4b0262499ebcdc1903900e980a7
100644
--- a/chrome/android/shell/java/AndroidManifest.xml.jinja2
+++ b/chrome/android/shell/java/AndroidManifest.xml.jinja2
@@ -192,5 +192,15 @@
         <meta-data
android:name="org.chromium.chrome.browser.SERVICE_TAB_LAUNCHER"
                   
android:value="org.chromium.chrome.shell.ChromeShellServiceTabLauncher" />
 
+        <!-- Precache service. -->
+        <service
android:name="org.chromium.chrome.browser.precache.PrecacheService"
+            android:exported="false" />
+        <receiver
android:name="org.chromium.chrome.browser.precache.PrecacheServiceLauncher">
+            <intent-filter>
+                <action
android:name="android.intent.action.ACTION_POWER_CONNECTED"/>
+                <action
android:name="android.intent.action.ACTION_POWER_DISCONNECTED"/>
+                <action android:name="android.net.conn.CONNECTIVITY_CHANGE" />
+            </intent-filter>
+        </receiver>
     </application>
 </manifest>

[commit-bot: I haz the power, 2015-03-27 17:12:17]

The CQ bit was unchecked by commit-bot@chromium.org

[sadrul, 2015-03-27 17:18:51]

The CQ bit was checked by sadrul@chromium.org

[commit-bot: I haz the power, 2015-03-27 17:19:02]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1036363002/280001

[commit-bot: I haz the power, 2015-03-27 18:18:36]

Committed patchset #2 (id:280001)

[commit-bot: I haz the power, 2015-03-27 18:19:31]

Patchset 2 (id:??) landed as
https://crrev.com/819a04e83a9ce6231577237656b0790914f24982
Cr-Commit-Position: refs/heads/master@{#322605}

[sadrul, 2015-03-27 18:40:37]

On 2015/03/27 18:19:31, I haz the power (commit-bot) wrote:
> Patchset 2 (id:??) landed as
> https://crrev.com/819a04e83a9ce6231577237656b0790914f24982
> Cr-Commit-Position: refs/heads/master@{#322605}

Heads up to anyone looking at possible downstream failure: the fix for
downstream is in the CQ:
https://chrome-internal-review.googlesource.com/#/c/210206/